Joke Collection Website - Mood Talk - Dear gods, how about Unicom's 4G signal?

Dear gods, how about Unicom's 4G signal?

Unicom has always attached great importance to the construction of 4G networks, continuously investing money to increase the scale of 4G network construction every year, and setting up an optimization team to improve network quality. At present, most provinces and cities in China have covered 4G networks, and 4G signals are still good.