SERIESTH BIOTECHNOLOGY (ZHEJIANG) CO., LTD.

Seriesth Biotechnology （Zhejiang）Co., Ltd. 

Core Brand: SILKFACTOR丝安颜^®

Seriesth Biotechnology （Zhejiang）is a wholly-owned subsidiary under Xingyue Group, specializing in R&D and industrialization of medical-grade natural silk fibroin biomaterials for global aesthetic medicine market. Founded in 2021 in Zhejiang, China, we inherit nearly 20 years of exclusive silk fibroin core technology from parent Xingyue Bio, China’s pioneer of NMPA-approved Class III medical device with purified silk fibroin raw material.

Our flagship brand SILKFACTOR丝安颜^® focuses on regenerative anti-aging & post-procedure skin repair with patented β-sheet structured degummed silk fibroin extracted from natural mulberry silk. The core material degrades naturally into 18 essential amino acids inside skin, stimulating fibroblast proliferation & endogenous collagen regeneration with ultra-low allergy risk, no cold-chain required for storage.

SILKFACTOR丝安颜^®’s full portfolio covers Class II/III medical hydrogel dressings, injectable silk fibroin composite gel HAN01, pre-laser protection gel and repair patch, widely used for post-laser recovery, sensitive skin soothing, fine line smoothing and skin barrier reconstruction, ideal for Asian & global aesthetic clinic cooperation. We have full GMP-compliant production base, independent automated silk fibroin production line and over 54 authorized patents for global market access.