Henan Zhongzheng Pharmaceutical Co.,Ltd., located in Zhengzhou, Henan,China, has been a professional contract manufacturer in the dietary supplement field with over 10+years of rich experience. Our production facility spans 6000 square meters and is equipped with advanced technology to ensure stable and reliable product quality. As an industry leader, we strictly adhere to international standards and have obtained multiple certifications such as GMP, ISO22000,HACCP,and HALAL, ensuring that our production processes and product quality meet high standards. Our production lines cover a wide range of products including tablets, soft capsules, hard capsules, granules, solid beverages, oral liquids, drops, gummies, as well as raw materials like hyaluronic acid sodium and chondroitin sulfate. We offer not only over 6,000 customizable formula products, but also support over 3,000 brands in more than 20 countries. We pride ourselves on our high flexibility and transparency to meet diverse customer supply needs. Our dedicated research and development team provides advanced product formulation solutions, optimizes the supply chain of premium raw materials worldwide, and ensures consistent high product quality.