Is the cell phone signal of Hangzhou Telecom good?

All right. The tourist destination is not connected to the telecom card, so the signal is good and the delay fluctuates little. China Telecom Group Co., Ltd., referred to as "China Telecom" or "China Telecom Company", was established in September 2000. It is a super-large state-owned communication enterprise in China and a global partner of Shanghai World Expo. It has been selected as one of the "Top 500 Enterprises in the World" for many years, mainly engaged in comprehensive information services such as fixed telephone, mobile communication, satellite communication, Internet access and application.