China summons eight EV makers over OTA battery locking practices

Complaints on China’s national 12315 consumer platform surged to 12,000 cases, up 273% year-on-year. China’s Ministry of Industry and Information Technology and the State Administration for Market Regulation issued four major bans: no silent OTA (Over-the-Air) updates, no battery locking or feature downgrades, mandatory filing for core parameter changes, and no misleading advertising. Authorities found that several automakers remotely altered BMS (Battery Management System) parameters via OTA up