Founded in 2003, Advanced Sensors Application Technology Co., Ltd has made it successfully as a leading enterprise in sensors and total solution industry in China, specializing in international sensor application hardware and software, system application design, related professional system application sales and service. With more than one decade experience in gas sensors, ASA provide various cutting edge gas sensors including NH3, CH2O, H2O2, O3, PH3, HCL, CL2, H2, NO2, SiH4, SO2, ETO, HCN, H2S, NO, CO, also PID sensors to detect VOCs in confined space entry, hazmat sites.