The standard of the rod ordered by the company's customer is 1-1/8, the length is 11ft, 16ft, 22ft, the quantity: 107. The standard rod has been ordered by the customer for two consecutive years. At present, production, inspection and packaging have been completed.

The polished rods are used to connect sucker rod and pump unite.The spray welding polished rod adopts the sucker rod pump plunger manufacturing process, and sprays the alloy powder on the surface of the rod body to improve the surface hardness of the rod body and enhance the wear resistance and corr