SHENZHEN FIRST DIGITAL-TECH.CO.,LTD. is a member of CTI Organization in Shenzhen, which mainly engaged with researching, developing, and trading in satellite transmit, wireless broadband,radio and TV monitor devices. Moreover, FST also works at building's design and installation, which include Satellite TV, CATV, Security System and UPS. Our customers are all over Zhu delta area, they are four or five stars restaurants, senior office buildings, national secrecy unit and so on.