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Drilling Tools
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Shanghai Hilong Drill Pipe Co., Ltd. >
Shanxi Tangrong Hilong Drill Tools Co., Ltd. >
Shanghai Hilong Mine Drilling Tools Co., Ltd. >
Hilong Petroleum Company LLC (UAE) >
Drilling Tools Brochure.pdf >
Shanghai Drill Pipe-API Spec 5CT Certificate.pdf >
Shanghai Drill Pipe-API Spec 5DP Certificate.pdf >
Shanghai Drill Pipe-API Spec 7-1 Certificate.pdf >
Shanghai Drill Pipe-Environmental Management System Certificate.pdf >
Shanghai Drill Pipe-IQNet ISO9001：2008 Certificate(1).pdf >
Shanghai Drill Pipe-IQNet ISO9001：2008 Certificate.pdf >
Shanghai Drill Pipe-IQNet OHSAS18001：1999 Certificate.pdf >
Shanghai Drill Pipe-NS-1 Level 3 Certificate.pdf >
Shanghai Drill Pipe-NS-1 Level 5 Certificate.pdf >
Shanghai Drill Pipe-Occupational Health and Safety Management System Certificate.pdf >
Shanghai Drill Pipe-Quality Management System Certificate.pdf >
Shanghai Drill Pipe-Work Safety Standardization Certificate.pdf >
Shanghai Drill Pipe-СТРАТЕГ GOST Certificate.pdf >
Shanghai Coating-ARNCO Certified Applicator.pdf >
Shanghai Coating-DURABAND NC Certified Applicator.pdf >
Shanghai Coating-NS-1 Level 3 Certificate.pdf >
