Tieling Tieguang Instrument Limited Liability Company is restructured from the former Tieling Optical Instrument Factory. Founded in 1956, Tieling Optical Instrument Factory is the key enterprise of former Ministry of Machine Building and Electronics Industry. Following modern enterprise restructuring trend, our company restructured in March 2001 successfully. In 2004, we received all assets and business of Tieling Bike Company. In November 2006, Sanhe Flowmeter Company was founded. Relying on powerful strength and particular charm, Tieguang Company becomes one gorgeous sight in the north of Liaoning province.