Xiushi Biopharma (Nantong) Co., Ltd. is a national high-tech enterprise specializing in synthetic biology and innovative peptide biomanufacturing. The company develops and manufactures therapeutic peptides, with a focus on complex cyclic peptides and short-peptide drugs. Its capabilities span peptide discovery, biosynthetic process development, scale-up, and commercial manufacturing, supporting pharmaceutical partners from early-stage research through clinical and commercial supply. Xiushi’s products have reached nearly 70 pharmaceutical companies across the Middle East, South America, Southeast Asia, and other markets.