At present, it has passed the ISO9001:2015 quality system certification, applicable to the design and production of joint bearings and lithium bromide refrigeration unit valves (except for those with licensing requirements).

Strict testing is the guarantee, and upgrading is the goal.

The company conducts strict testing on every product The highly responsible and attentive quality of the inspectors is integrated into every component, coupled with excellent testing equipment and strict scientific management, ensuring that every finished product can withstand the careful selection of customers. This is the secret to the best-selling products