- Our traction battery vent plugs' raw materials are the best and most suitable ones in the world ,with each index past testing by IQC, to ensure the quality of each lot.
- All components and parts of traction battery vent plugs are separately manufactured by us, and go through strict quality control,which ensures the excellent quality of our products .
- The traction battery vent plug's gas open and closed pressure can be designed upon the customer’s request.
- Each traction battery vent plug has its functions strictly checked by OQC with a standard tester, to ensure the quality of products delivered.