During production, our skilled and experienced workers will use professional instruments and gauges to do inspections and quality control.

Jiazheng has built a whole set of scientific, complete and strict management system in the fields of raw material sourcing, production process control and after-sales service. All critical parts are imported from overseas top companies to guarantee the superior performance of the products. Before rolling off the production lines, every product must be tested on the advanced test equipments with enough test duration by strict standards and processes to guarantee the perfect quality.

Cylinder Function ,Pressure and Pressure Maintaining Test Equipment

Tool Setting Gauge

Quadratic Element

Coordinate Measuring Machine

Arbor Concentricity Tester

Pressure Tester

Hardness Tester