Hubei Cubic-Ruiyi Instrument Co., Ltd. was established in 2010 and located at “Optical valley, Wuhan” in China, a wholly-owned subsidiary company of Wuhan Cubic Optoelectronics Co., Ltd., Cubic-Ruiyi is a hi-tech enterprise specializing in development, production and sales for gas analyzer,systems, ultrasonic gas flowmeter , monitoring solutions of networking industry.