Dongguan Weiyi Environmental Technology Co., Ltd. is a disinfection equipment enterprise jointly established by Weiyi Industrial (Hong Kong) Co., Ltd. and Sun Yat sen University Daan Gene Co., Ltd. It specializes in medical air disinfection machines, air disinfection and purification machines, central air conditioning disinfection and purification devices, and other products. It is a joint-stock company integrating research and development, production, sales, and after-sales service.