... :ISO9001,UL,SGSCompany ProfileZhong Xin Hua Group was founded in1999,which has always insisted on the objective of creating a world ... with 1,2000 square meters of office area, where is the group center of R&D, sale ,Market, Logistics and Purchase. ... PCB products is up to 1000,000 square meters , and the Products are widely applied in communication , Lighting , computer , autoelectronics ...