ZHONGAO(CHINA) IMPORT?EXPORT LIMITED is specialized in producing and exporting chemicals raw materials which located China. We own four subsidiary plants we enjoy tax exemption privileges.As an ISO 9001:2000 certified manufacturer, have been awarded ...

Weifang Haizhiyuan Chemical Co., Ltd., founded in 2008, is a legal company approved by the State Economic and Trade Commission (SETC), Customs Bureau, Administration of Industry Commerce with independent rights import export business. With asset more than ...