Sino Jewelry Co., Ltd Our pearl factory is the leader of pearl processing factory in China .We own the interna-tional high-class processing technology \craft\and strict control system to ensure the steady quality in color \luster\matching!The pearl processing steps are as follows:Washing-Classifying-Drilling-Bleaching-Polishing.
Over twenty years\our high quality pearls have got good reputation from our customers around the world!