Shanghai Zhenlan Instrument Technology Co., Ltd. was established in 2011 with a paid-in registered capital of 219 million yuan. The company and its holding subsidiaries have more than 400 national patents, computer software copyright, integrated circuit layout design exclusive rights and high-tech achievement transformation projects, and have passed the EU quality system certification of the world certification body NMi, ISO9001/ISO14001/ISO45001/ISO10012 /ISO27001/SA8000 and other management system certification and national CNAS laboratory accreditation.

The company's main business is the research, development, manufacturing and sales of gas metering instruments and supporting products. The main products include wide range series of civil membrane gas meters and industrial and commercial membrane gas meters, NB-IoT Internet of Things gas meters, wireless remote transmission gas meters, IC card intelligent gas meters, ultrasonic gas meters, ultrasonic flowmeters, and intelligent gas waist wheels. Flow meter & turbine flowmeter, IoT smart controller, corrugated tube, ATM self-service payment system, Bluetooth smart card, and iGasLink smart gas information cloud platform based on cloud services, etc.

The company has now formed a full-industry chain business model of mold development and production, component manufacturing, software development, intelligent module research and development and production, and automatic assembly of gas metering equipment. The company has more than ten controlling and participating companies including gas meter, flowmeter, software, electronics, precision molds, precision injection molding, precision hardware and corrugated pipes, with about 1,500 employees, including about 1,000 people in Shanghai headquarters. The company takes advantage of the talent advantages of Shanghai, Beijing and Xi'an to establish a R&D center, and has a "three-in-one" R&D system, with a team of technical R&D, marketing and customer service with strong business capabilities.

"Being an artist in the metrology industry" is the core concept pursued by Zhenlan Group. The company inherits the rigorous and demanding craftsmanship spirit of German manufacturing, pursues the behavioral concept of "focusing on is professional", and is consistently engaged in the research and development, manufacturing and sales of gas metering instruments, and is committed to building a world-class gas metering instrument manufacturing enterprise. The company's wide range series gas meter products have obtained EU MID certification, EN1359 certification, OIML international certification and EU quality system international certification, meeting the requirements of the EU EN1359 standard. The True Lan wide range series membrane gas meter has passed the EU agency NMi (Netherlands country Institute of Metrology) 8000-hour durability test certification, with internationally advanced technical level.