• G.T.C. Bio Corporation

  G.T.C. Bio Corporation is a professional chitosan manufacturer based in Shandong Province, China. We're subsidiary Hongkong invested enterprise under strict quality control system. Our group combines bio-technology, manufacture, and trade, covering an area of 10000 square ...

  Telephone：86-532-80632517Address：No.52 Hongkong Middle Street, Qingdao, China

• Double-Wing Trading Co., Ltd. (Zhuhai)

  We choose the best products with high quality and competitive price made in China. We can provide as follow: a.Chitosan: Industrial grade, Food Medical High-density Chitosan, Special Molecular Weight Chitosan( Grade), Chitosan oligosaccharide acid soluble. Application: water ...

  Telephone：86 - 756 - 3366923Address：Room 304, Office Building, Nanyou Great Hotel, Shuiwan Road 368, Zhuhai Guangdong 519015 China