Qawrums Ltd. (previous name: “QingCheng Ltd.”) is an enterprise specializing in the research and development, production and technical application services of acoustic wave (acoustic emission) testing equipment and systems. We have been committed to acoustic emission testing equipment and monitoring systems for more than 20 years. In addition, we also develop and manufacture vibration testing system, handheld ultrasonic gauges, other testing and inspection systems, and condition monitoring systems.
We were established in 2000 and have offices in Guangzhou (headquarter) and Beijing (branch).
Our mission is to provide high quality and reliable online unattended condition monitoring solutions for predictive maintenance of valuable industrial assets in the world.
Find out moreNEWS CENTER
Industry News
More+Company News
More+Service Cases
More+
Acoustic Emission Testing of High-Pressure Hydrogen
Acoustic emission technology is a reliable method for periodic testing and safety assessment of multi-layer wrapped high-pressure hydrogen storage tanks — fiel... 2026-09-17
High-Pressure Reactor Tower AE Monitoring at Puguan
Intrinsically safe, explosion-proof IoT acoustic emission (ISAE) modules monitor the crack status of a high-pressure reactor tower at the Puguang Gas Field in Da... 2026-09-16

Valve Leak Detector Received Positive Reviews
We’re thrilled to share glowing feedback from a customer who evaluated our SVLD1 Valve Leak Detector, powered by advanced acoustic emission technology. Their p... 2025-05-09Contact
Hotline:+86-20-32290092Cel:+86 19128609186WeChat/Whatsapp:+86 19128609186Email: sales2@ae-ndt.comSkype:jessicajiaSOLUTIONS
Valve Leakage Monitoring Bridge Wire Breaks Monitoring Vessels/ Tanks Monitoring Wind Turbine Monitoring Cutting Tool Monitoring Structural Parts Monitoring Rotating Machinery Monitoring AST Corrosion Monitoring Pressure Vessel Monitoring© Copyright 2024 aendt.com All rights reserved. Privacy Policy