As a research and development company that actively fulfills its corporate social responsibilities, Langnuo has always focused on the balanced development of the economy, ecology and society, and is committed to providing customers with quality products, improving production efficiency, and promoting energy conservation and emission reduction. At the same time, we are enthusiastic about giving back to society, promoting social employment, actively carrying out various social welfare activities such as poverty alleviation, education and aid, and actively participating in the research and development of emergency prevention and control drugs for public health emergencies. In the future, I will release unlimited vitality on the road of sustainable development in China and the world.

The environment, occupational health and safety (EHS) system is an important part of the company's corporate social responsibility strategy. The design, construction and operation of our production bases strictly follow the latest international EHS standards. Our EHS management system combines ISO14001 environmental management system, OHSAS18001 occupational health and safety management system and SA8000 social responsibility management system.

Always adhering to the quality spirit derived from design, being good at responsibility, and being responsible for the dignity of life, we continue to improve the enterprise quality management system, and carry out strict and precise specifications for all aspects of research and development, procurement, manufacturing, transportation, and sales National GMP and ISO9001 requirements have passed a series of domestic and international quality certifications.