2 / F, # 61, Sai Kung Road, Sai Kung, N. T.

Smartechs offers creative technological solutions in communication. The development of all products is based on the latest Bluetooth technology. In 2007 smartechs launched quickcast which gives compan...

ROOM 501, UNIT 2-6, Lianzhu Village, Qixia district

Nanjing DeFi Software Technology Co., Ltd. (DeFi for short) is a creator and supplier of interactive floors and wall systems for presentation, advertising and entertainment systems. <br/&g...