China-Places.com hat ca. aufgelistet 8 Unternehmen im Tianmen. Einige der am besten Unternehmen im Tianmen sind- Tianmen Supply and Marketing Corporations General Company, Shanghai Lianyu Tianmen Garment Manufacturing Limited Company, Shanghai Lianyu Tianmen Garment Manufacturing Limited Company, Training School Chengdong Trainingsgelände, Hubei Yinhua Property Limited Company, Hubei Tianmen Wugu Machinery Equipment Limited Company, Tianmen Supply and Marketing Corporations General Company & Trainingsschule Chengdong Trainingsgelände.