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      Hello, Welcome to Zhejiang Guoguang Biochemistry Co.,Ltd.!

      Contact us

      Add: No.6 Chuncheng Road, High-tech Park Quzhou City, Zhejiang, China

      P.C.: 324004

      Itaconic acid sales department:

      +86-570-3881875(Sales Director), 3881770,3888373,3881708,


      Threonine sales department:

      +86-570-3881769, 3881727

      Fax: +86-570-3888517, 3881708, 2844767

      E-mail: ggsales@hi2000.com

      About us

      Zhejiang Guoguang Biochemistry Co.,Ltd. is located in High-tech park Quzhou city, which is at the intersection of three provinces-Zhejiang, Fujian, Jiangxi, just 8 kilometers away from Quzhou Airport, adjacent to Ningbo port and Shanghai port, with plant area of nearly 150000 square meters. Our company enjoys superior location, convenient transportation and advanced communication network.

      Our company was founded in 1994, is a biological fermentation production enterprise with the characteristic of professional, technical and environmental protection. We have made remarkable achievements in resource conservation, energy saving, emission reduction and environmental protection. In 2008, we were awarded " Provincial Cleaner Production Achievements Enterprise" by Economic and Trade Commission of Zhejiang Province and the Environmental Protection Agency. Our current products are Itaconic Acid and Feed Grade L-Threonine. At present, the production scale of Itaconic Acid has already amounted to 20000 MT per year, the production scale ranks the forefront of the world. The current production scale of Feed Grade L-Threonine is 12000 MT per year.


      Zhejiang Guoguang Biochemistry Co.,Ltd.is a high-tech enterprise of Zhejiang Province and it owns a provincial level R & D Center. Our Itaconic Acid project was certified as National Torch Plan Project by Ministry of Science and Technology and was supported by National Innovation Fund. Our company was respectively certified by ISO9001 quality management system / HACCP FOOD SAFETY MANAGEMENT SYSTEM / FAMI-QS.

      Our company has been authorized to handle import and export independently in 1995. Our products are exported to Asia, Europe, North America, South America and other regions of the world. By means of many flexible and effective operational methods, we have established long-term and firm business relations with The world's top 500 enterprises. At present, our export amount of our product accounts for 75% of our total output.


      "To depend on  science and technology, To  innovate constantly, To satisfy clients with product of superior quality" is our constant quality strategy and is also a true reflection of what is in our Guoguang hearts.

      In the future, our company will introduce science and technology, make full use of our struggle and the spirit of innocation, give full play to our company's management advantages, make our products and enterprises more strong, more precise and more stable. Guoguang is willing to make harmonious development together with the world!