Yongfeng is a ISO- Certified factory, the whole production cycle is monitored by our Quality
Management System ISO 9001:2015 certified.

These quality testings / measurements are made through the advanced testing equipments and dedicated software, together with skilled personnel always up to date.

At Yongfeng, our clients’ quality standards are non-negotiable, we take full ownership of quality assurance to ensure that every product meets its required specifications and standards