Changzhou Junhe Technology Stock Co.,Ltd. ( named Changzhou Junhe Dacromet Coating Project Technology Co., Ltd. before November 2011 ), established in 1998 in Changzhou, Jiangsu, is a company with vast sector experience as a provider of chemicals in surface treatment ,water treatment, metal cutting, anti-rust, etc under the brand name JUNHE and also as a leading comapny in China devoting to zinc flake coating equipments.