Jiangsu Changfeng Medical Industry Co., Ltd. was founded in 1994 and formally established on November 30, 1999. With the strong support of Party committees, governments, drug administration, industrial and commercial taxation and other departments at all levels, it has developed into a modern medical enterprise integrating R & D, production, sales and culture. It is divided into three major sectors: Shanghai International Trade Department; Hangzhou, Suzhou R & D base; Yangzhou Head Bridge, Jiangdu Bridge production base. In response to the development strategy of healthy China, the company has been committed to the production of medical devices to protect the health of the people. The company has formed a full-cycle health management chain for prevention, diagnosis, treatment and rehabilitation. The company mainly produces in vitro diagnostic consumables; general hospital product consumables; expanded from medical device industry production to health industry operation; providing medical device manufacturers with raw materials, accessories, research and development, production and other services. Focus on new product development, enhance the core competitiveness of enterprises. In 2016, it invested tens of millions of yuan to design and develop influenza testing swabs and applied for CE certification. In 2020, the new crown outbreak, immediately invest funds to attract talent, design and develop the production of test kits in the sample extraction tube and tube preservation fluid. In July 2021, the new sponge swab developed by our company was also successfully listed. Now our nucleic acid collection swabs have pharyngeal sampling, nasal sampling, nasopharyngeal sampling, saliva sampling and other models for the market to choose.