Inflating by exterior air on mine site, special working for small and long boreholes from UG or open cut mines. Working for wet and dry holes well.
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Headquarter
Shenzhen Sanwei Industry Co.,Limited
Fax:+86 755 2870 6806
Address: #B6 Building Xiu Feng Industry Zone Buji Town Longgang District Shenzhen City Guangdong Province China
Branch in HongKong
Three Technology Industry Co., Limited
Fax:+852 3921 6081
Address: Unit 2508A 25/F.,Bank Of America Tower 12 Harcourt Rd.Central HK
Business license