$TENCENT(00700)$ With the support of sensor technology, communication technology, cloud computing, Internet, artificial intelligence, 5G, great data and other technologies, the Internet of Things technology has developed very rapidly, and the society has gradually entered the era of intelligence. Technology companies such as BIDU$Baidu(BIDU)$ ,TCEHY,GOOG$Alphabet(GOOG)$ are using 5G, AI, Internet of Things and other new technologies to change our work and life scenes, making everything intel ligent, efficient and digital.