About
Shanghai Zhengyun Co., Ltd. ------ a fruit by the cultural exchange between DYNACAD (an International Exportation Group America) and Zhengyun Industrial Group. The company particularly engaged in the intercourse for the aromatic art and principally on the bases of essential oil and vegetable oil with high level and the SPA of the supreme hotels as partnership(THE PORTMAN,RITZ-CARLTON,HILTON SHANGH