Delta Automatic leak tester is a cost effective way to monitor good or bad containers and eliminate bad containers on production lines. It uses the latest leak detection technology from Europe and U.S.A. to ensure high precision, stable performance and high proficiency. Our company has almost 20 years of experience in leakage detection, and owns a number of patents on leakage detection technology in China. Every Pinguan machine is manufactured in strict accordance to the ISO 9001 and CE certificates, to guarantee high quality while serving every production sector.