RZBC Group Co., Ltd. (日照金禾生化集团股份有限公司) is a globally recognized leader in the production of citric acid and its derivatives, headquartered in Rizhao, Shandong Province, China. Established in 1993, the company has grown to become one of the world’s largest and most advanced citric acid manufacturers, serving the food, beverage, pharmaceutical, and industrial sectors across more than 100 countries.
Core Business and Product Portfolio
RZBC Group specializes in the manufacture and global distribution of high-purity citric acid products, which are essential acidulants and stabilizers in a wide range of applications. Its main product lines include:
- Citric Acid Anhydrous – used as an acidulant, antioxidant, and preservative in food, beverages, and pharmaceuticals.
- Citric Acid Monohydrate – ideal for use in flavor enhancement, effervescent formulations, and dietary supplements.
- Sodium Citrate – a buffering agent and emulsifier commonly used in processed cheese, beverages, and pharmaceuticals.
- Potassium Citrate – used in nutritional products and pharmaceuticals for alkalinizing urine and supplementing potassium.
- Calcium Citrate – a vital calcium source in nutraceuticals and food fortification.
- Ammonium Citrate – utilized in food additives, industrial applications, and cleaning agents.
All products comply with global quality standards including FCC, USP, BP, EP, and E330/E331 EU food additive codes.
Production Capabilities and Infrastructure
RZBC operates a world-class manufacturing complex in Rizhao with:
- Annual production capacity exceeding 300,000 metric tons of citric acid and derivatives.
- Integrated fermentation and purification systems using advanced submerged fermentation technology.
- Automated packaging lines for food-grade, pharma-grade, and industrial-grade variants.
- Environmental control systems for waste recovery and sustainability.
The facility is certified under ISO 9001, ISO 22000, FSSC 22000, BRC, Halal, and Kosher standards, supporting consistent exports to regulated markets worldwide.
Specialization and Technological Edge
The company is renowned for its core expertise in microbial fermentation, utilizing non-GMO starch raw materials and proprietary microbial strains to ensure product purity and safety. It maintains an in-house R&D institute, staffed by over 100 researchers and engineers, dedicated to process optimization, new product development, and application research.
Its commitment to green chemistry and sustainable production has positioned RZBC as a benchmark for environmental responsibility in the citric acid industry.
Export Markets and Global Reach
RZBC’s products are exported to over 100 countries and regions, including:
- Europe (Germany, UK, France)
- North America (USA, Canada)
- South America
- Middle East
- Southeast Asia
- Africa
According to data from export tracking platforms, the company has completed thousands of international shipments annually, with a significant presence in:
- Food and beverage manufacturers
- Pharmaceutical companies
- Chemical and industrial cleaning product companies
Shipment packaging includes 25kg bags, 500kg and 1000kg bulk bags, and customized private-label solutions.
Target Market
RZBC Group serves a diversified customer base including:
- Multinational beverage and food brands
- Pharmaceutical manufacturers
- Nutraceutical and dietary supplement producers
- Industrial users of chelating agents and pH adjusters
Its B2B approach includes both direct supply contracts and long-term distributor partnerships across continents.
Capabilities
- Full-cycle manufacturing from raw materials to finished products
- Regulatory documentation and technical support for global compliance
- R&D collaborations with food and pharmaceutical research institutions
- Tailored formulation and blending solutions for strategic partners
- Dedicated customer service and supply chain reliability
Certifications and Compliance
RZBC’s production systems meet the highest global standards:
- ISO 9001 – Quality Management System
- ISO 22000 / FSSC 22000 – Food Safety Management System
- BRC – Global Standard for Food Safety
- Halal and Kosher certifications
- REACH and EU Food Additive E-number compliant
The company also maintains GMP-aligned practices for pharmaceutical-grade ingredients.
Industry Recognition and Achievements
- Ranked among the top three global citric acid manufacturers
- Listed as a national high-tech enterprise in China
- Holds dozens of patents related to fermentation and processing of organic acids
- Recipient of Green Factory Certification for environmental sustainability
- Long-term supplier to Fortune 500 food and beverage companies
RZBC Group Co., Ltd. continues to lead the global citric acid industry through innovation, scale, regulatory excellence, and a strong commitment to customer satisfaction and environmental stewardship.