ChemExpress (Shanghai Haoyuan)

Chinese CDMO providing peptide synthesis alongside ADC and PROTAC services. Operates five R&D center

Directory assessment: ChemExpress (Shanghai Haoyuan) is listed as a CDMO in the peptide supply chain, serving Asia markets from China (Shanghai). As a direct manufacturer, this supplier controls its own production process from synthesis through purification and quality control release testing. Verification is based on publicly available information and cross-referenced against industry databases. This supplier has a medium confidence score — verification signals are present, but the listing is newer or less documented; perform standard due diligence before engaging.