QA is the assurance for the quality system and make the whole production in order, is a strong guarantee and optimization for the following aspects:
01. Enhance, ensure and explore the factory capabilities through supplier management including supplier development, audit and improvement.
QA make the quality system audit and sustainability audit to ensure the long cooperation and product with stable quality.
For example, the purposes of sustainability audit: Ensure suppliers meet national and customer requirements in health and safety, labor interests, environment, etc. It could help their daily production stably avoid any shutdown for correction by government which would affect the lead time of orders.
02. Quality advance guarantee for the new product of new project and revise of old product: Sample check, testing, approval of design change, and control plan of important product.
03. The constant improve and optimize for quality problems including customer complain and GMB normal inspection.