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　　Founded in 1989, Henan Hengxiang Diamond Abrasive Co., Ltd.(shorted as Hengxiang hereinafter) passed ISO9001 quality system certification and became a powerful company in the field of diamond abrasive material. With annual production capacity of about 80-100 million carat, Hengxiang can provide fine diamond particle(100～500μm), ultra-fine diamond powder（50～1μm）, Nano-level diamond dust（0.5～0.01μm）. Hengxiang possesses advanced e......