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Zhengzhou Sinoblade Industrial Co., Ltd. is a young and dynamic company engaged in the research, development and manufacture of bearings at the early stage. We are specialized in diamond core drilling, sawing, breaking, bursting and crunching reinforced concrete and other hard building materials. Our products are sold to Europe, Africa and the Middle East and are well appreciated by the purchasers. If you are interested in any of our products or would like to discuss a cus...