The company's quality management system includes quality assurance department and analysis room. Exercise the functions of quality management, supervision and quality inspection respectively. The analysis room is responsible for the inspection of raw materials, products, intermediates and process water used in company production. The quality assurance department is responsible for establishing and improving the company's quality management system, and has set up full-time QA personnel to monitor the whole process of material supplier evaluation, raw and auxiliary materials procurement, warehousing acceptance, production process, finished product release, delivery and customer feedback, and standardize and improve various quality management systems; At the same time, through on-site inspection tour, regular inspection, regular quality report and other ways to manage the company's entire quality system, organize regular GMP knowledge update training, and improve the quality concept of all employees. In 2008, the company passed the ISO900 1:2000 quality system certification.