Qingdao Shengyang Chemical Industrial Co., Ltd, located in beautiful Jiaozhou Bay, is a comprehensive company manufacturing ocean chemical industrial products. The company is able to manufacture many chemical industrial products such as industrial and food sodium alginate with low, medium and high viscosity, industrial and medical iodine, industrial and food chitosan (chitin), carboxymethyl chitosan and food guar gum made in India and Pakistan. The company is able to manufacture 1,200 ton of sodium alginate, 20 ton of iodine, 200 tons of chitosan (chitin), 3 ton of carboxymethyl chitosan, and 2,000 ton of guar gum per year. Widely applied in many industries including printing, dyeing, textile, pharmaceutical, food, our products are well accepted across China, and enjoy great popularity in America, Europe, Africa, Southeast Asia, and many other countries and regions, enjoying a very high reputation in the international market.