The company’s quality control covers the entire process of drug production, release, and market quality feedback. The company’s quality inspection department is responsible for the establishment, inspection, record and report of quality standards and analysis methods for Chinese herbal medicines, Chinese medicine yinpian, raw materials, packaging materials, intermediate products and finished products, and also responsible for product stability inspection, analysis and collation of verification confirmation data, review of market feedback samples, etc.

The Quality Inspection Department has formulated quality standards and inspection operating procedures in accordance with GMP requirements, and completed inspection data and issued inspection reports in accordance with quality standards and inspection operating procedures.

The company's quality control laboratory covers an area of about 991 square meters, of which the clean area testing room covers an area of 60 square meters. It consists of a physical and chemical testing room, a balance room, a standardization room and a standard solution storage room, a precision instrument room, a Chinese medicine specimen room, a Chinese medicine identification room, and a microbiological test room, sanitary ware cleaning room, sample storage room, stability inspection room, etc.

The quality control laboratory establishes positions, such as the director of the quality inspection department, the assistant of the director, the leader of each inspection group, the physical and chemical inspector, and the microbiological inspector. The quality control laboratory personnel shall promptly and accurately complete the normal laboratory tests and the relevant work arranged by the company.