XinDong Peptide is a professional beauty peptide factory, we specialize in R&D, production and supply of high-quality cosmetic peptides for global skincare and beauty industries. Our factory is equipped with advanced solid-phase synthesis technology and automated production lines, supporting large-scale and customized production of various beauty peptides including copper tripeptide-1, acetyl hexapeptide-8 and nonapeptide-1. We adhere to strict quality control standards, with each batch of products undergoing multi-layer testing to ensure high purity and stable performance. Backed by a professional R&D team with rich peptide industry experience, we keep innovating peptide formulas and production processes to meet diverse market demands. Our products comply with international cosmetic ingredient norms, providing reliable raw material solutions for cosmetic brands, research institutions and beauty product manufacturers worldwide. We focus on efficient delivery and thoughtful after-sales service, aiming to build long-term cooperative partnerships with global customers through premium products and professional support.