
Longyi updated ISO 9001:2015 certification in 2019
Congratulations!Longyi was first certified and certified by the ISO 9001 Quality Management System in 2004 and again certified to ISO 9001:2015 in 2019.
Comprehensive quality control and strict production process control are our long-term business philosophy. We are ISO 9001:2015 certified. We will continue to provide better products and services and gradually establish and maintain customer loyalty. Certification, Longyi regularly receives quality control audits every year, and re-examines nuclear certification every three years to maintain international competitiveness.
Longyi is ISO 9001:2015 certified and also ensures the ultimate quality and standardized business processes to our partners. The company has strict quality control and customized services, and is your trusted professional team.