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Shijiazhuang zhaotong Industrial co.,Ltd located in economic and technological development zone of Shijiazhuang Hebei province. The production of diamond tools is a professional business .Since 1988, which is engaged in powder metallurgy zhaotong industry, production of the board reinstates the heater chute. At present, diamond drilling works thin wall, diamonds sawing blades, diamonds mold are our co***ny research development and production major products. In the progressive development, Zhao Tong Co***ny ...
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