Chemzip is a B2B specialty chemical additives platform based in Shanghai, China, operated by Chemzip (Shanghai Semitech New Material Co., Ltd.). It connects global buyers with verified Chinese manufacturers, offering more than 5,000 products across over 100 categories. Its range includes additives and materials for coatings and paints, inks and printing, plastics and rubber, electronics, personal care, adhesives, agriculture, construction, energy storage, and other industrial applications.

Featured products include acrylic pressure-sensitive adhesive, anaerobic adhesive monomer, and BDMA epoxy accelerator. The broader catalogue covers dispersants, rheology modifiers, UV absorbers, curing agents, flame retardants, water treatment chemicals, and many other specialty chemicals. Buyers can browse products, request samples, or submit sourcing needs for a quote. Chemzip states that it offers flexible minimum order quantities, replies within 24 hours, and samples within five business days. Certificates of analysis and safety data sheets are available on request, with third-party test reports also provided. Through its product information and market insights, Chemzip supports businesses seeking chemical additives and direct factory sourcing from China.