Test Instruments  Manufacturers, Traders, Suppliers

Beijing Shi’An Technology Instrument Co., Ltd possesses the ability to design, manufacture and sell gas detection instruments in local and global markets. 
The gas detection instruments we designed are widely used in petrochemical, municipal environmental protection, coal mine, fire fighting, research labs, beverage, residential places and other natural and wide ranges of industrial environments. Our main products are handheld gas detectors, which can detect and monitor various toxic, VOC, oxygen, combustible and flammable gases’ real-time concentration and provide users detection solution and alarm signals against potential dangers to ensure good air quality and personal safety.
Our company started with designing and manufacturing plastic enclosures of electric appliances at the outset, from year of 1997, today we not only have our design and development team for plastic enclosure molding&manufacturing, but also for gas detection system instruments. 
We are experienced in customizing different gas detection instruments according to customers’ requirements. 
Management principle of our company is “Design ability and Technology will lead the trend of our products and future of our company”. 

ATEQ is a global leader in industrial leak and flow testing equipment, offering innovative and reliable solutions to ensure product quality, safety, and compliance. Founded in France in 1975, the company has expanded its presence to over 40 countries, with a strong network of subsidiaries, distributors, and service centers worldwide. ATEQ serves a wide range of industries including automotive, aerospace, medical, electronics, packaging, and consumer goods, supporting both large-scale manufacturers and specialized producers.
The company’s core expertise lies in developing high-performance instruments for leak testing using technologies such as pressure decay, mass flow, and tracer gas methods. In addition to leak testing, ATEQ also provides flow testing equipment, battery testing solutions for electric vehicles, and TPMS (Tire Pressure Monitoring System) tools for the automotive aftermarket. Its testing systems are known for their accuracy, speed, and ease of integration into automated production lines.
With decades of experience and a commitment to innovation, ATEQ customizes solutions to meet the specific needs of each client, ensuring reliable results and enhanced production efficiency. Backed by responsive technical support and global service coverage, ATEQ continues to set industry standards in non-destructive testing technology.