English 
Tel: +86-546-8741007
Phone +86-13780771900
Email: terry@dysyhy.com
Email: terry@dysyhy.com
Whatsapp: +86-13780771900
South of Yongxin Road, Kenli District, Dongying, Shandong Province, China 257500
Great Petro produces oil production tools: rod seals, rod rotators and rod clips. The smooth rod seal is equipped with deflection adjustment and long lasting function. The smooth rod rotator can reduce rod wear and increase the service life of tubing and sucker rod. Smooth bar clip adopts no indentation structure and forging process, no damage to the smooth bar, safe and reliable.
Great Petro produces oil production tools: rod seals, rod rotators and rod clips. The smooth rod seal is equipped with deflection adjustment and long lasting function. The smooth rod rotator can reduce rod wear and increase the service life of tubing and sucker rod. Smooth bar clip adopts no indentation structure and forging process, no damage to the smooth bar, safe and reliable.
