湖南纳菲尔新材料科技股份有限公司
Hunan Nanofilm New Materials Technology Co.,LtdBooth：W2790

Exhibit Profile：
Tungsten alloy plated corrosion-resistant oil pipe，Tungsten alloy plated sucker rod，Tungsten alloy plated pipe collars，Tungsten alloy plated rod collars，Plungers and so on

Exhibits show：