The company attaches great importance to the control of product quality, attaches great importance to the construction of a comprehensive quality management system, and constantly improves and standardizes the implementation of the quality management system. We insist on implementing ISO international standardized management, and our fine chemical business has passed ISO 9001 quality system standard. The supply chain management business has obtained ISO 20000 service management system certification and ISO 27001 information security management system certification. In the future, the company will also continue to ensure that all kinds of products of the company maintain the quality advantage in the competition of similar products in the market by strictly controlling the quality.