Focusing On Casing Cementing and Production Solutions in 20years
API Certified Casing Cementing Products ,Sucker Rod Pumps and Pumping Units Manufacturer In China
Puyang Zhongshi Group Factory
It is used for Designing and Manufacturing Casing Cementing Products,SuckerRod Pump and Pumping Units.
API Certified Casing Cementing Products and Production Equipment
Manufacturing Facilities
American Petroleum Institute's Certificates
API 5CT
API 11AX
API 11E