Sanhe Sucker Rods Passed the Fatigue Test

In the special investigation of sucker rods by Shengli Oilfield in 2019, Sanhe sucker rods passed the fatigue test successfully, and did not break after 1 million times of use, which was praised and highly affirmed by the leaders of the oilfield. Our company will continue to keep high standards and strict requirements, so as to improve the product quality to a higher level.