We are the first to employ the technologies of Cr plating, carbon-nitrogen-boron immersion to manufacture Sub Surface Sucker Rod pump series. They have the advantages of anti-corrosion, high resistance to wear and tear, reliability, durability and high pumping efficiency.
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公司名称
Baoshida Holding Group Co., Ltd.
街道地址
山东 济南 No.8 Kaiyuan road of the North road of Industry, Jinan city. Shandong Province, P. R China 250000