- wangtrex HK Trading LTD
- Gas cylinder,Acetylene cylinder,CNG cylinder,refriegerant gas,calcium carbide.
- Address:Room1204, 12F, Shanghai Industrial Investment Bldg, 48-62 Hennessy Road, wanchai
- TRI-DIamond Machinery co.,Ltd
- oxygen cylinder,gas cylinder,seamless steel gas cylinder,industry gas cylinder,seamless cylinder,CE gas cylinder,seamless steel gas cylinders,aluminum cylinder,pressure regulator,acetylene cylinder and propane cylinder,Trolley.
- Address:RM1060, Technology park 18, ON LAI STREET SHATIN N. T.
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