How do I check what services I have subscribed to via SMS?

Service hotline: 10000 China Telecom self-service hotline: 10001 1. Send 101 to 10001 to check the current month's phone bill. 2. Send 102 to 10001 to check the account balance. 3. Send 3535 to 10001 to check the Internet traffic generated in the current month. 4. Send 108 to 10001 to check the remaining traffic of the wireless broadband package for the current month. 5. Send 103 to 10001 to check last month’s bill. 6. Send 501 to 10001 to check the currently activated packages. 7. Send 3012 to 10001 to activate the ring tone. 8. Send 3013 to 10001 to cancel the ring tone. 9. Send 40723 to 10001 to activate the 3 yuan mobile Internet package. 10. Send 40725 to 10001 to activate a 5 yuan mobile Internet package. 11. Send 407210 to 10001 to activate the 10 yuan mobile Internet package. 12. Send 407215 to 10001 to activate the 15 yuan mobile Internet package. 13. Send 407220 to 10001 to activate a 20 yuan mobile Internet package. 14. Send 407230 to 10001 to activate a 30 yuan mobile Internet package. 15. Send 4073 to 10001 to cancel the mobile Internet package. 16. Send 40825 to 10001 to activate the 3 yuan SMS package. 17. Send 408210 to 10001 to activate the 6 yuan SMS package. 18. Send 4083 to 10001 to cancel the SMS package. 19. Send 40922 to 10001 to activate the 2 yuan MMS package. 20. Send 40923 to 10001 to activate the 3 yuan MMS package. 21. Send 40925 to 10001 to activate the 5 yuan MMS package. 22. Send 409210 to 10001 to activate the 10 yuan MMS package. 23. Send 4093 to 10001 to cancel the MMS package. 24. Send 4062 to 10001 to activate the long-distance family package package. 25. Send 4063 to 10001 to cancel the long-distance family package. 26. Send 4512 to 10001 to activate the 17909 one-yuan long-distance package. 27. Send 4514 to 10001 to activate the 17909 three-yuan long distance package. 28. Send 4515 to 10001 to cancel the 17909 one-yuan long-distance package. 29. Send 4516 to 10001 to cancel the 17909 three-yuan long-distance package. 30. Send 3082 to 10001 to open a free 189 mailbox. 31. Send 3083 to 10001 and log out of the 189 email address. 32. Send 3032 to 10001 to activate mobile reporting. 33. Send 3033 to 10001 to cancel the mobile phone report. 34. Send 3042 to 10001 to activate the communication assistant. 35. Send 3043 to 10001 to cancel the communication assistant. 36. Send 3531 to 10001 to activate monthly SMS reminder for Internet traffic. 37. Send 3532 to 10001 to turn off the monthly SMS reminder for Internet traffic. 38. Send 502 to 10001 to change the password. 39. Send 503 to 10001 to reset the password. 40. Send 601 to 10001 to check the location of the number. 41. Send 602 to 10001 to check the area code. 42. Send 603 to 10001 to check the location of the business hall. 43. Send 3411 to 10001 to check the weather for commuting and get off work. 44. Send 3412 to 10001 to activate the commute weather query package. 45. Send 3413 to 10001 to cancel the commute weather query package