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    1. About Us
    2. About Us If you are searching for high end drilling rig and air compressor, we promise that it is well worth checking our company. Headquartered in Zhengzhou City, Henan Province, Zhengzhou Kaishan Mechanical & Electrical Equipment Co., Ltd. We provide various kinds of high-end rock drilling equipment and air compressor, including borehole drilling rig, screw air compressor, industrial piston air compressor, and construction tools and parts.
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