Shanghai Cangqiong Environment Technology Co., Ltd was founded in 2003, has always focused on field of air purification disinfection, dedicated to provide customers with convenient outstanding wisdom air purification disinfection solution, form a complete set of products and engineering services, create healthy, comfortable indoor environment, has been applied in office building, hospital, hotel, school, and MTR station, subway station, workshop, civil air defense, national defense, and many other fields.