2019 is the first year of 5G. On June 6, the Ministry of Industry and Information Technology in China issued four 5G licenses. On October 31, the three major operators officially launched 5G commercial use. — At the end of 2020, the number of 5G network users in China exceeded 160 million, accounting for approximately 89% of the total number of 5G users in the world. Speaking of two topics, why should China vigorously develop 5G, and what opportunities does it bring to ordinary people?