Mobile broadband is so slow, why are there 157 million users installed? Is there anything catty behind it?

Life

According to the latest broadband user data published by three major operators in the first quarter of 2019, China Mobile's broadband subscribers reached 157 million, an increase of 44 million compared with the previous year, and this data has exceeded China Telecom's 146 million, while China Unicom has the lowest number of users, a total of 8.88 million, but many people are curious that telecommunications does not dominate the broadband business. Potential? How can 157 million users choose to install mobile broadband instead of telecom broadband? What is the real reason behind it?