Zhejiang Yida Trading Co.,Ltd, which is the earliest entertainment for Silkworm Industrial R&D and its commercialization since 1998.Our innovative products which are from two main sources, silk and silkworm pupa, includes Silk Amino Acids, Silk Peptide, Soluble Sericin Powder, Silk Powder, Silkworm Pupa Amino Acids and High Zinc Instant Protein Powder. 95% of them are exported to international markets and are winning fine reputations all over the world.Welcome to join us and make silkworm resource to contribute the world more.
