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Mr
.Zhang Guohui
Tel:00852-25960123,00852-25960133
Tel:00852-25960123,00852-25960133
Address:Room1303,13/F,ChinaResources Building,26 Harbour Road,Wan Chi,HongKong
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- [10-12-2010]Casing (borehole)
- [09-03-2010]How to Clean a Pipe Line
- [09-03-2010]Drill pipe
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