hollowbarsさん
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1991年生(女性)
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16年05月18日（水）
More effi cient rock reinforcement products：hollow bars |
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Sinorock is an owner driven and professionally managed fast growing hollow bar company, and is a supply chain partner of choice for the
leading mining and tunneling manufacturers.
As the market leader in underground rock excavation technology,Sinorock has also been developing safer and more effi cient rock reinforcement products such as the Manganese line hollow barts, which are manufactured from a special type of steel.
GS，ISO certification is the prerequisite for every Sinorock supplier. Whether it’s rods for self drilling hollow bars or steel profiles for Sinorock,suppliers have to follow our specified tolerances.To ensure their quality, we test every batch for deviations and register the results.
More infromation from Sinorock hollow bar website：http://www.hollowbar.org/
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