Youjia is a professional radiation-proof clothing brand under Shanghai Yindun Textile Technology Co., Ltd. Shanghai Yindun Textile Technology Co., Ltd. (hereinafter referred to as "Shanghai Yindun") is a high-tech company focusing on the research and development of anti-radiation and anti-static fiber fabrics. It is also an industrial expert-level enterprise in the field of radiation-proof clothing processing and production in China. The company was founded in 2005 and is headquartered in Shanghai and is a national marketing service center in Beijing.

Shanghai Yindun Textile Technology Co., Ltd. not only provides individuals with safe and fashionable radiation-proof products, but also carries out flexible and diverse cooperation among enterprises. So far, companies have cooperated with Shanghai Yindun Textile Technology Co., Ltd. include: Propaganda Department, State Patent Office, State Archives Administration, China Aviation Industry Corporation, State Grid, China Academy of Physical Sciences, China Mobile, Bank of China, PLA 301 Hospital More than 50 enterprises, institutions, including FESCO, Samsung Electronics, Datang Telecom, Handan Iron and Steel Group, Beijing-Hong Kong Metro, Midea Group, Thomson, Fubon Asset Management, Honghuanglan Early Childhood Education, etc. In 2008, the company acquired Beijing Sangwei Innovation Technology Center, which is the application center of the northern market and network platform. It cooperates with many large-scale network platforms such as Tmall, JD.com, Dangdang, and Zhuoyue to shine in emerging markets. Technology protects a better life. Shanghai Yindun will base itself on industry and continue to develop, provide better products and better services.