1. Speed-test reports must include: carrier, plan name, test location (city/district), date, and testing tool.
2. VPN discussions are limited to "personal usage experience" and "connection stability." Tutorials on circumvention, cracked tools, or proxy server sales are prohibited.
3. SIM card purchase channels (airport/Taobao/official site) may be recommended with price ranges and activation difficulty. Pure reseller ads will be removed.
4. Redact your phone number, IMEI, and Wi-Fi MAC address when uploading phone settings screenshots.
