Thanks to the unremitting efforts of the government and people, we have survived the epidemic for three years。Puyang Zhongshi Group not only did not fall, but also can use this difficult period to expand the team and improve themselves, to complete a number of research and development work and production tasks. We're in an industry that doesn't allow us to stop,the oil drilling can’t be stopped, the world economy can’t be stopped, the serving to our  customers can’t be stopped.

In recent years, there have been continuous customer requirements for anti-corrosion treatment of plunger grooves（sucker rod pump）, improve the service life of the pump. We adhere to the principle of "customer needs is our driving force forward", after half a year of process improvement, we have perfectly completed the requirements of customers, and received the Middle East customers and Russian market praise.