Zhaozhuang, Fengxian County, Xuzhou belongs to the network coverage of Southern Telecom, and the national telecom customer service telephone number is 10000. You can call this customer service telephone number anywhere if you need to solve it manually, even if it needs to be solved locally, it will be transferred to the local area by the customer service staff.

Extended reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.