Hangzhou Jiekai Chemical Co., Ltd is specifically deal with pigment business which used for Printing Ink,Paints,Plastic,Rubber and some other industries. JKchem pay high attention to high-tech products,devoted to serving the global markets.During the past years,we established our own QC system and try to make our products more stable and find more economical solutions for all the customers. We insist on our own principle:superior products,punctual shipment,consummate service and ...