Zhejiang Silver-Elephant Bio-engineering Co., Ltd, as a wholly owned subsidiary of Zhejiang Shengda Bio-pharm Co., Ltd (stock code: 603079), is an advanced high-tech company that specializes in producing natural food preservatives. The registered capital of the company is 60 million yuan and the factory area covers more than 650,000 square meters with more than 300 employees. The company has been in food industry for 26 years. The main products include Nisin, Natamycin, ε- Polysine, Xanthan Gum and products with clean label.