天津市精成伟业机器制造有限公司
Exhibit Profile：
the main exhibits involve oil and gas industry drill pipe, tubing, casing, sucker rod, screw and other anti-corrosion wear-resistant surface treatment and special thread oil well pipe processing and manufacturing
the main exhibits involve oil and gas industry drill pipe, tubing, casing, sucker rod, screw and other anti-corrosion wear-resistant surface treatment and special thread oil well pipe processing and manufacturing
Website：https://cn.jcwymm.cn
