QD TECHSTAR ELECTRONIC CO.,LTD. was founded in 1998, which is specialized producing TN, STN liquid crystal display (LCD) and module (LCM) .   With the advanced national-level Intelligence Reform of water meter, electric meter gas also with cooperation well-known design ...
Telephone:86-15306385870
Address:Qingdao, Shandong, China
we are the manufactory of Mini gateway internet alarm , GSM+PSTN / App Alarm GSM+PSTN/App alarm,All sensors & accessories,CMS-central monitoring station,3G camera system,3G or 2G tracker,RF module-ASK&FSK,Personal safety gift,Remote control . and make all parts by ourself ...
Telephone:86-18825890883
Address:80 d TOWER YIAN, Dongguan, Guangdong, China