When buying a SIM card, you may need to ask the following questions in English:
1、What are the available data plans for this SIM card?
2、Are there any hidden fees or additional costs associated with this SIM card?
3、What is the validity period of this SIM card?
4、What are the network coverage areas for this SIM card?
5、Can I activate this SIM card online or do I need to visit a store?
6、Are there any roaming charges if I use this SIM card outside my home country?
7、What are the options for customer service support if I encounter any issues with my SIM card?
8、What is the process for topping up my data plan or purchasing additional services?
9、Are there any restrictions on using this SIM card for certain activities (e.g., streaming music or videos)?
10、Can I keep my current phone number if I switch to this new SIM card?
These are just some of the important questions you might want to ask when purchasing a SIM card. Depending on your specific needs and circumstances, you may need to ask additional questions.