Ammonium Sulfate Empowering Crops Flourish

RONGDA Ammonium Chloride Fertilizer is a high-quality nitrogen fertilizer with stable composition and remarkable planting value, which is widely favored by farmers. Its core component has a stable nitrogen content of about 25%, providing sufficient and cost-effective nitrogen nutrition support for crop growth, and is especially suitable for large-scale planting with cost control needs. The product contains ammonium nitrogen with low mobility in soil, which can release nutrients stably and continuously, avoiding waste.

RONGDA Agricultural Ammonium Chloride is a high-quality nitrogen fertilizer widely used in agricultural production. Adhering to strict agricultural-related standards throughout the production process, the product features stable and controllable chloride ion content, ensuring safe application. As a reliable product from a professional manufacturer in China, it not only meets the nitrogen demand of various chlorine-tolerant crops to improve yield and quality but also serves as an ideal basic nitrogen source for compound fertilizer enterprises, helping to enhance market competitiveness while controlling production costs.

RONGDA Nitrogen Fertilizer For Rice is a high-performance nitrogen fertilizer specially developed for the growth characteristics of rice and the specific anaerobic environment of paddy fields. It is designed to solve the industry pain points of low nitrogen utilization rate and easy nutrient loss in rice planting. The product takes ammonium nitrogen as the core effective component, which can form a stable combination with soil colloids, significantly reduce nitrogen loss caused by water leaching and denitrification, and ensure continuous and stable nutrient supply for rice from seedling stage to heading stage.

Paddy field planting relies heavily on water, but the long-term flooded anaerobic environment brings great difficulties to fertilization. Ordinary fertilizers are prone to nitrogen volatilization or transformation loss in this environment, resulting in ineffective investment costs. RONGDA Ammonium Chloride For Paddy Fields is specially developed for the flooded environment of paddy fields. Centering on the characteristics of flooded soil, it can stably maintain nitrogen availability in anaerobic conditions, effectively solving the pain points of paddy field fertilization.

RONGDA Dual-Purpose Fertilizer for Base and Top Dressing is a high-performance agricultural fertilizer designed to simplify farming management and enhance crop yields. Its core advantage lies in flexible application scenarios, serving as both base fertilizer and topdressing to meet the nutritional needs of crops throughout different growth stages. Developed by a professional manufacturer in China, this product not only reduces farmers' fertilizer purchase costs and inventory management burden but also features adjustable application methods adapting to actual crop growth and weather conditions.

RONGDA Crystalled Ammonium Chloride is a high-quality raw material for agricultural and industrial fertilizer applications, processed through a refined crystallization process. With strictly controlled production procedures, the product features excellent purity that meets industry high standards, along with rapid solubility, wide applicability and convenient use.

RONGDA Fertilizer Containing 25% Nitrogen is a high-efficiency and cost-effective nitrogen supplement product developed by RONGDA, a professional manufacturer based in China. Focusing on efficient nitrogen supplementation and comprehensive cost reduction, this product features a solid 25% available nitrogen concentration, which is scientifically and precisely proportioned. It is applicable to various chlorine-tolerant crops and can also be used as a raw material for compound fertilizer production.

Agricultural grade ammonium chloride fertilizer enjoys high recognition among farmers and is a fast-acting nitrogen fertilizer with a high nitrogen content. Tianjin Rongda Fertilizer Co., Ltd. has been based in Jinghai District, Tianjin since 2011, and has long supplied the market with ammonium chloride as one of its core products. The company also deals in ammonium sulfate and calcium ammonium nitrate, covering a variety of nitrogen fertilizer categories.

Cash crops have high fertilizer requirements. Ammonium chloride fertilizer for cash crops is widely used on crops such as cotton, hemp, and oilseeds. Tianjin Rongda Fertilizer Co., Ltd. has been engaged in this business since 2011. Located in Jinghai District, Tianjin, the company mainly deals in ammonium sulfate, ammonium chloride, and calcium ammonium nitrate. It is a modern enterprise integrating R&D, production, sales, and service, and also engages in import and export business.

In the process of agricultural development, the choice of fertilizer is crucial. Tianjin Rongda Fertilizer Co., Ltd., since its establishment in Jinghai District, Tianjin in 2011, has focused on the research, development, production, sales and service of environmentally friendly and ecological formula fertilizers, becoming a leader in modern production and import and export. Its main product, Granular ammonium chloride fertilizer, is shining brightly in the agricultural field with its unique advantages.

RONGDA Calcium Ammonium Nitrate Fertilizer is a safe and efficient multi-nutrient fertilizer developed for modern agricultural needs. It integrates available nitrate nitrogen, long-acting ammonium nitrogen and water-soluble calcium, providing comprehensive and staged nutrient support for crop growth. The product has been technically improved to eliminate flammable and explosive risks, ensuring safety in the whole process of storage, transportation and use.

RONGDA Lime Ammonium Nitrate is a high-quality agricultural fertilizer developed on the basis of traditional ammonium nitrate improvement. By scientifically proportioning lime components, it realizes dual upgrades in practicality and safety. The product is designed to solve the potential safety hazards of traditional ammonium nitrate, while taking into account crop nutritional needs and soil conservation. It can provide nitrogen and calcium nutrients for crops, regulate soil acidity, and is widely applicable to various field crops, vegetable crops and fruit trees.

RONGDA Safe Nitrogen Fertilizer is a revolutionary unit fertilizer dedicated to providing high-quality nitrogen nutrition for plants while prioritizing safety. Breaking the safety limitations of traditional nitrogen fertilizers, it is excluded from the category of hazardous chemicals, eliminating potential risks from the source. With outstanding performance in storage, transportation, and application, it is suitable for various planting scenarios ranging from home gardening to large-scale planting bases.

RONGDA Calcium-Containing Nitrogen Fertilizer is a high-quality agricultural input product that focuses on meeting the nutrient supplement needs of fruits and vegetables during growth. It achieves scientific combination of nitrogen and calcium elements, providing comprehensive and targeted nutrition for crop growth. The product can effectively reduce the occurrence of crop physiological diseases, improve fruit quality and commodity competitiveness, and help growers increase income.

In the context of the agricultural industry's pursuit of high efficiency and ecological sustainability, RONGDA Neutral Fertilizer has emerged as a preferred choice for farmers and horticultural enthusiasts worldwide. Characterized by a pH value close to neutral, this fertilizer does not disrupt the soil's acid-base balance, effectively addressing the soil acidification or alkalization issues caused by long-term chemical fertilizer use. It maintains a stable soil microenvironment, promotes the reproduction of beneficial microorganisms, and continuously improves soil fertility.

RONGDA Fast-Acting Nitrogen Fertilizer is a high-performance agricultural fertilizer specially developed for targeted nitrogen supplementation in planting scenarios. Its core component is highly active nitrate nitrogen, which enables crops to directly absorb nutrients without complex soil transformation, achieving rapid nutrient supply. The product can effectively alleviate chlorosis, growth stagnation and other problems caused by nitrogen deficiency, and is applicable to multiple soil conditions and various crop growth stages. It plays an important role in promoting healthy crop growth and stabilizing yield.

RONGDA Calcium Fertilizer for Fruit Trees is a professional fertilizer developed specifically for the calcium absorption law of fruit trees. It is designed to solve the common calcium deficiency problem of fruit trees, effectively preventing a series of fruit quality defects caused by calcium deficiency. The product can promote fruits to grow sturdily from the inside out, making them hard, plump, bright and attractive. Suitable for a variety of fruit trees, it has reliable calcium efficiency based on scientific research and development logic.

RONGDA Calcium And Nitrogen Fertilizer For Vegetables is a scientifically formulated fertilizer designed to solve the pain points of vegetable farmers such as low yield, ordinary appearance and low market price. By reasonably combining available nitrogen and calcium elements, it provides comprehensive and targeted nutrients for vegetable growth, effectively promoting yield improvement, optimizing commodity quality, and enhancing market competitiveness.

Soil quality is a core factor affecting crop growth and yield, and soil acidification has become a prominent problem restricting agricultural production in many regions. RONGDA Acid Soil Improvement Fertilizer is a specialized product developed to address soil acidification. Rich in high-quality calcium carbonate, it can gently and continuously neutralize soil acid substances, adjust pH to the range suitable for crop growth, and reduce the harm of harmful ions to crop roots.

RONGDA Calcium Ammonium Nitrate For Lawns is a professional lawn-specific fertilizer meticulously developed to solve common lawn maintenance problems such as slow greening, dull color, easy baldness after trampling, and high susceptibility to diseases. Adopting nitrate nitrogen and calcium-magnesium dual-effect synergy technology, the product can make the lawn turn green quickly within 3-7 days, keep the color bright for a long time, and significantly improve trampling resistance and disease resistance.

With the booming development of modern greenhouse cultivation, the demand for targeted and high-quality fertilizers is increasingly prominent. RONGDA Fertilizer For Greenhouse Cultivation is specially developed to address the unique fertilizer needs of closed greenhouse environments. As a professional manufacturer based in China, we adopt a chlorine-free and low-salt index formula to avoid soil salinization and maintain soil health.

RONGDA Granular Calcium Ammonium Nitrate is a granular specialty fertilizer with calcium ammonium nitrate as its core component, manufactured using a special process. It is specifically developed to address the challenges of fertilizer efficiency and uniformity in large-scale agricultural production. The product boasts advantages such as moderate hardness and uniform particle size, making it suitable for various application methods, including mechanized and aerial fertilization. It can be widely used in large-scale crop cultivation, grassland and pasture maintenance, and forestry.

In fertilizer management and blending operations, confusion among fertilizers with similar appearances (such as common white urea and diammonium phosphate) often occurs during storage, transportation, and on-site BB fertilizer blending, bringing unnecessary risks to agricultural production. RONGDA Gray Granular Fertilizer is a practical solution developed for this pain point. Its unique gray appearance, derived from natural calcium sources rather than artificial pigments, serves as a visual identification mark, enabling quick distinction from other fertilizers.

RONGDA Imported Calcium Ammonium Nitrate originates from Europe, adopting top local production technology and inheriting a century of European agricultural production experience. As a high-quality fertilizer recognized by global growers, it features strict production control, stable performance, wide application in high-end agricultural fields, and complete traceability. The product can provide continuous and balanced nutrient supply for crops, meet the needs of green and high-end agricultural production, and is easy to store and use.

In the vast world of agricultural production, fertilizer, as the "food" for crop growth, directly affects crop yield and quality through its selection and use. Tianjin Rongda Fertilizer Co., Ltd., a modern enterprise located in Jinghai District, Tianjin, has been deeply involved in the field of environmentally friendly and ecological formula fertilizers since 2011. Leveraging its profound understanding of agricultural needs and technological innovation, it has launched 40-0-8 Blended fertilizer, injecting new vitality into the development of modern agriculture.

In agricultural planting, fertilizer selection is crucial, and 34-0-16 Blended fertilizer, with its unique advantages, is becoming a preferred choice for many farmers. Tianjin Rongda Fertilizer Co., Ltd., a modern production and import/export enterprise located in Jinghai District, Tianjin, has focused on the research, development, production, sales, and service of environmentally friendly and ecological formula fertilizers since its establishment in 2011, possessing considerable expertise in fertilizer research.

In the vast world of agricultural production, fertilizers are a key factor in the vigorous growth of crops, and 23-26-6 blended fertilizer is one of the most watched types. Tianjin Rongda Fertilizer Co., Ltd., a modern production and import/export enterprise located in Jinghai District, Tianjin, established in 2011, has made in-depth explorations and achieved outstanding results in the field of fertilizers.

In the journey of agricultural production, rational fertilization is a key link in improving crop yield and quality. Tianjin Rongda Fertilizer Co., Ltd., as a modern production and import/export enterprise, has always been committed to providing high-quality fertilizers for agricultural development, and its 22-22-10 Blended Fertilizer has attracted much attention. 22-22-10 Blended Fertilizer has a wide range of applications. Nitrogen is an indispensable nutrient for plant growth, promoting leaf growth, making plants more lush, enhancing photosynthesis, and accumulating more nutrients for crops. Phosphorus plays a crucial role in root development, helping crops to establish deeper and more stable roots, improving lodging resistance, and promoting flower bud differentiation, increasing the number of flowers and fruits, thus significantly improving crop yield. This fertilizer is suitable for a variety of crops, whether it is a grain crop such as wheat and corn, or a cash crop such as vegetables and fruits, all can benefit from it.

In agricultural planting, rational fertilization is a key factor in improving crop yield and quality. Tianjin Rongda Fertilizer Co., Ltd.'s 20-0-34 Blended Fertilizer, fully water-soluble blended fertilizer offers farmers a brand-new fertilization option. Tianjin Rongda Fertilizer Co., Ltd., located in Jinghai District, Tianjin, has focused on the research, development, production, sales, and service of environmentally friendly and ecological formula fertilizers since its establishment in 2011. It is a modern production and import/export enterprise. The company emphasizes safe, environmentally friendly, and energy-saving production, adheres to the development philosophy of "innovation and green," and collaborates with Shandong Agricultural University and provincial fertilizer research institutes to develop new products. Huangjinliang high-potassium, fully water-soluble blended fertilizer is one of its innovative achievements.

In agricultural planting, rational fertilization is key to improving crop yield and quality. Tianjin Rongda Fertilizer Co., Ltd.'s 19-31-4 Blended fertilizer（Potassium-containing diammonium type） offers farmers a new high-quality option. This pure potassium sulfate-type diammonium-containing blended fertilizer has a wide range of applications. It provides comprehensive and balanced nutrition to various crops, benefiting both grain crops like wheat and corn, and cash crops like vegetables and fruits. At different stages of crop growth, this fertilizer precisely targets their nutrient needs, helping crops thrive.

In the current context of the continuous development of ecological agriculture, 19-19-19 Blended Fertilizer has become the preferred choice for growers due to its innovative technology. Tianjin Rongda Fertilizer Co., Ltd., drawing on over ten years of experience in environmentally friendly fertilizer research and development, has combined biotechnology with traditional processes to launch this new type of fertilizer that enhances soil vitality and reduces reliance on chemical fertilizers. This fertilizer uses ammonium sulfate, ammonium chloride, and other basic nutrients as its core, employing bio-coating technology to evenly coat nitrogen-fixing bacteria on the surface of the granules. This design allows beneficial bacteria to continuously function in the soil, converting atmospheric nitrogen into nutrients that plants can absorb, effectively reducing nitrogen fertilizer loss. For field crops such as corn and wheat, it results in more developed root systems and significantly enhanced lodging resistance; in fruit-growing areas, it improves leaf thickness and increases fruit set by approximately 15% compared to traditional fertilization.

18-25-5 Blended fertilizer（Potassium-containing diammonium type）, developed by Tianjin Rongda Fertilizer Co., Ltd. to meet the needs of modern agriculture, uses ammonium sulfate and diammonium phosphate as base materials, scientifically formulated with potassium sulfate and other nutrients to form a formula system that synergistically supplies nitrogen, phosphorus, and potassium. Its core advantage lies in the precise matching of nutrient release rhythm with crop absorption patterns, making it particularly suitable for the critical growth stages of cash crops and field crops. It can effectively improve fertilizer utilization and reduce nutrient loss.

In the vast realm of agricultural production, fertilizer, as the "nutritional meal" for crops, is undeniably crucial. Tianjin Rongda Fertilizer Co., Ltd., a modern enterprise rooted in Jinghai District, Tianjin since 2011, is injecting new vitality into ecological agriculture with innovation and green development as its two wings. 18-18-18 Blended fertilizer, one of Rongda Fertilizer's flagship products, has become the first choice for many farmers due to its scientific formulation and efficient utilization. It cleverly integrates high-quality raw materials such as ammonium sulfate, ammonium chloride, and calcium ammonium nitrate, tailoring fertilization solutions according to different soil conditions and crop needs. This customized service not only ensures the precise release of fertilizer nutrients but also greatly improves fertilizer utilization and reduces waste.

In the current era of booming ecological agriculture, 17-27-7Blended fertilizer（Potassium-containing diammonium type）, with its scientific formulation and diverse nutrients, is becoming an important choice for improving soil fertility and promoting healthy crop growth. Tianjin Rongda Fertilizer Co., Ltd., a modern agricultural input enterprise rooted in Jinghai District, Tianjin, has been focusing on the research and development and production of environmentally friendly ecological formula fertilizers since its establishment in 2011. It has launched potassium-containing diammonium type blended fertilizer as one of its core products, injecting new momentum into sustainable agricultural development.

NPK 17-20-5 Bulk Blending Fertilizer, Potash-Containing Diammonium Phosphate Type is a high-quality fertilizer suitable for modern agriculture with a wide range of applications. It is suitable for various field crops and can also meet the growth needs of cash crops such as vegetables and fruit trees. It is especially suitable for crops with high potassium requirements, effectively supplementing the potassium and other nutrients needed for crop growth. This fertilizer has significant advantages. It has a balanced nutrient content, good water solubility, and rapid crop absorption, effectively enhancing crop resistance and improving crop quality. Its scientifically formulated ratio allows for flexible adjustment based on different soil conditions and crop needs, reducing nutrient waste and improving fertilizer utilization.

In the agricultural planting sector, 17-19-12 Blended fertilizer（Potassium-containing diammonium type）, as a basic nutrient supply product, has become an important choice for improving crop yield and quality due to its flexible formulation and balanced nutrient content. Tianjin Rongda Fertilizer Co., Ltd., rooted in Jinghai District, Tianjin for twelve years, focuses on the research and development and production of environmentally friendly fertilizers, providing farmers with scientific fertilizer solutions. 17-19-12 blended fertilizer (Potassium-containing diammonium type) is a physical mixture of basic nutrients such as nitrogen, phosphorus, and potassium according to the crop's needs, and the formula can be adjusted according to different growth stages. The company's main raw materials, such as ammonium sulfate, ammonium chloride, and calcium ammonium nitrate, all undergo strict quality testing to ensure stable nutrient content. This fertilizer is suitable for field crops, cash crops, and fruit tree planting, meeting the high nitrogen requirements of crops such as corn and wheat, and providing balanced nutrient support for vegetables and flowers.

Tianjin Rongda Fertilizer recently launched a N28-P2O510-K2O10Biological amino acids. This product combines the company's research and development achievements in the field of environmentally friendly fertilizers, and is closely related to its experience in collaborative development with Shandong Agricultural University and provincial fertilizer research institutes. It is a new product in the series of bio-chelated fertilizers and amino acid slow-release fertilizers, and is now officially on the market. The main purpose of this fertilizer is to provide long-term nutrition to crops. Unlike traditional fertilizers that dissolve and dissipate rapidly, it controls the release of nutrients, releasing them slowly according to the crop's growth needs. This extends the fertilizer's effective period, allowing the crop's roots to continuously absorb amino acids and various nutrients, preventing excessive vegetative growth in the early stages and nutrient deficiency in the later stages. Many growers have reported that after using it, the leaves of wheat and corn in the field are darker in color, and the stems are stronger.

Tianjin Rongda Fertilizer Co., Ltd. is a modern production and import/export enterprise integrating R&D, production, sales, and service of environmentally friendly and ecological formula fertilizers. The company has always prioritized safe, environmentally friendly, and energy-saving production, adhering to the development philosophy of "innovation and green development." It actively collaborates with Shandong Agricultural University and provincial fertilizer research institutes to jointly develop new products such as bio-chelated fertilizers and N23-P2O513-K2O7Biological amino acids. Bio-amino acid controlled-release blended fertilizer is one such product and has already been officially launched on the market.

Tianjin Rongda Fertilizer Co., Ltd. has launched aN23-P2O510-K2O7Biological amino acids. This product is mainly designed to meet the needs of current ecological agriculture development, providing farmers with a more suitable option. This fertilizer uses bio-chelation technology to combine amino acids with a controlled-release blending process based on potassium sulfate. Potassium sulfate itself is suitable for use on chlorine-sensitive crops such as melons, fruits, and vegetables, as it can increase the sugar content and taste of the fruit. Amino acids act as chelating agents, helping crops absorb trace elements from the soil. The combination of these two components promotes better root development in crops, preventing excessive vegetative growth in the early stages and premature aging in the later stages.

N21-P2O510-K2O7Biological amino acids fertilizer combines bio-chelation technology with the concept of slow-release amino acids. Its amino acid components act as chelating agents, helping crops better absorb nutrients from the soil. After application, the availability of trace elements in the soil increases, and crop root development accelerates. This has a significant effect on improving soil compaction and increasing soil organic matter.

N21-P2O512-K205Biological amino acids is suitable for the growth needs of various crops. It can be used as a base fertilizer and top dressing for field crops and cash crops, supplementing the nutrients needed for crop growth and improving crop growth. Its controlled-release characteristics prolong fertilizer effectiveness, reduce the number of fertilizations, and lower planting costs. Tianjin Rongda Fertilizer Industry, in collaboration with Shandong Agricultural University and provincial fertilizer research institutes, jointly developed this new fertilizer. The company focuses on the research, development, production, sales, and service of environmentally friendly and ecological formula fertilizers, emphasizing safe, environmentally friendly, and energy-saving production, and adhering to the concepts of innovation and green development. This fertilizer combines bio-amino acids with controlled-release technology, resulting in high absorption and utilization rates and reducing nutrient loss. Long-term use can improve the soil environment, promote the reproduction of soil microorganisms, and alleviate soil compaction. As an environmentally friendly fertilizer, its production process meets green standards and leaves no residual pollution.

N13-P2O58-K2O17Biological amino acids is suitable for both field crops and cash crops, and is particularly effective in improving soil compaction and enhancing crop resistance. Tianjin Rongda Fertilizer, through its safe and environmentally friendly production system, transforms innovative research and development results into actual yield-increasing drivers, helping farmers achieve a dual improvement in quality and income.

Rongda Calcium Magnesium Granules is a premium secondary nutrient fertilizer with dual benefits of crop nutrition and soil conditioning, meticulously produced by a leading Chinese fertilizer manufacturer. Its core advantage lies in its scientifically balanced dual-nutrient formula, with magnesium content ≥ 10%. This precisely addresses crop structural and physiological needs, reducing fruit cracking, improving photosynthetic efficiency, and optimizing acidic soil conditions for sustainable productivity.

Heptahydrate magnesium sulfate is suitable for foliar fertilizer manufacturers, drip irrigation systems, and organic farming operations, and is particularly effective in providing the highest solubility form of magnesium-sulfur nutrition with five particle size options for precise application matching. Tianjin Rongda Fertilizer Co., Ltd., through its safe and environmentally friendly production system, transforms innovative research and development results into actual yield-increasing drivers, helping farmers achieve a dual improvement in quality and income.

In the vast world of agricultural production, fertilizer, as the "food" for crop growth, directly affects crop yield and quality through its selection and use. Tianjin Rongda Fertilizer Co., Ltd., a modern enterprise located in Jinghai District, Tianjin, has been deeply involved in the field of environmentally friendly and ecological formula fertilizers since 2011. Leveraging its profound understanding of agricultural needs and technological innovation, it has launched 20-20-20 Water Soluble Blended Fertilizer, injecting new vitality into efficient and high-yield modern agricultural planting.

In the vast world of agricultural production, fertilizer, as the "food" for crop growth, directly affects crop yield and quality through its selection and use. Tianjin Rongda Fertilizer Co., Ltd., a modern enterprise located in Jinghai District, Tianjin, has been deeply involved in the field of environmentally friendly and ecological formula fertilizers since 2011. Leveraging its profound understanding of agricultural needs and technological innovation, it has launched 18-18-18 Water Soluble Blended Fertilizer, injecting new vitality into the stable and high-quality development of modern agriculture.

In the vast world of agricultural production, fertilizer, as the "food" for crop growth, directly affects crop yield and quality through its selection and use. Tianjin Rongda Fertilizer Co., Ltd., a modern enterprise located in Jinghai District, Tianjin, has been deeply involved in the field of environmentally friendly and ecological formula fertilizers since 2011. Leveraging its profound understanding of agricultural needs and technological innovation, it has launched 16-5-35 Water Soluble Blended Fertilizer, injecting new vitality into the high-quality and high-yield development of modern agriculture.