We arrange quality control work including material inspection and quality control, quality control in production of each process, improvement of the quality in every stage of production, production guidance and large cargoes inspection for customers. We make the process plan of goods production clear, understand the technological requirements, material specifications and quality standards in every stage of production, check the material quality of production parts, confirm the production samples, at the same time, we check out the quality of each production process, guide the factories to make reasonable production, detect the problems timely for improvement, assist factories to provide solutions to improve the quality and assist QC to test products, arrange the inspection strictly for large cargoes, help clients to avoid the faulty goods into the market and heighten the quality level of products.