About Us

• Shanghai Guolong instruments co., LTD. (formerly Shanghai dragon instrument instrument and meter plant) was founded in 1995, is specialized in the development of intelligent temperature control instrument, the poShanghai Guolong Instrumentation Co., Ltdr frequency electric resistance welding machine controller, intermediate frequency electric resistance welding controller, inverter resistance welding controller, medium frequency induction heating power supply as well as complete sets of electrical control equipment comprehensive enterprise. Nearly 20 years of entrepreneurial experience, accumulated rich experience, builds the model of success. Company strong technical force, professional talent, excellent manufacturing equipment, complete testing equipment, product quality is reliable, the company has in yixing, jiangsu, shandong zibo, chengdu, sichuan province, foshan, guangdong, hunan, changsha, and other major domestic cities and regions set up sales and after-sales service offices, the company has passed ISO9001 quality volume