On October 18, 2019, the Zhongshan Xiaolan Hardware Lock Expo was grandly opened at the Hardware Lock International Procurement Center in Xiaolan Town, Zhongshan City. Yuncheng Technology has also become one of the many exhibitors at this exhibition.
展会现场，云程科技重点展示了NB-IoT系列模组，NB智能门锁通讯模板以及嘻嘻狗定位器和手表PCBA板。
产品展示
NB IoT module
NB module development board
Hip Hop Dog Positioner and Watch PCBA Board
NB door lock communication module
Product Explanation
