Zhejiang Shengda Bio-Pharm Co., Ltd. develops, produces, and sells food and feed additives for pharmaceutical, nutritional, food, and animal feed industry. It offers vitamins, such as biotin and folic acid; biological preservatives, including nisin, polylysine, and natamycin; and intermediate APIs. The company was incorporated in 1999 and is headquartered in Tiantai, China.