Zhejiang Silver-Elephant Bio-Engineering Co., Ltd. is a subsidiary of Zhejiang Shengda Bio-Pharm Co., Ltd. Established as a high-tech company, it specializes in the production of natural food preservatives, including Nisin, Natamycin, and ε-Polylysine. The company has been a key player in drafting Chinese National Standards for these preservatives and is recognized globally for its quality and innovation in the food safety sector. With a factory covering over 650,000 square meters, the company operates with more than 300 employees and maintains a strong commitment to research and development.