Corfforaeth Technoleg Dŵr Shijiazhuang Yuncang Cyfyngedig Cyfeirio Ystafell 803, Adeilad D, Zhongchu Plaza, Rhif.198, Zhonghua North Street, Shijiazhuang, China. Ebostia sales@yuncangchemical.com Ffoniwch 0086 311 67662170 Whatsapp 0086 15032831045 Skype 0086 15032831045 WeChat 0086 15032831045