Zhejiang Silver-Elephant Bio-Engineering Co., Ltd. is a high-tech enterprise specializing in the production of natural food preservatives. Established over 20 years ago, the company produces leading products such as Nisin, Natamycin, and e-Polylysine, which are widely used in food and healthcare industries. Their Nisin product is renowned for being safe, natural, and efficient, and is the only Nisin in the world made from vegetable protein. The company holds various certifications including ISO, FDA, HALAL, and KOSHER. It is recognized as one of the Top 100 companies in Zhejiang's food additive industry.