In August 020, CTTL（China Telecommunication Technology Labs）of China Academy of Information and Communications Technology completed the performance evaluation of the integrated communication and power supply connection scheme submitted by Zhejiang Zhaolong Interconnection Technology Co., Ltd. and C

The three-day 19th Nanjing Security Expo was held at the International Expo Center. More than 200 exhibitors from Jiangsu, Guangdong, Zhejiang, Shanghai, Beijing and other places showed the latest products and technologies of Smart Security, Smart Police, Smart Home, Emergency Response, etc. Machine