Under Chinese anti-terrorism and public security regulations, what duty does a ride-hailing platform and driver have regarding assisting law enforcement investigations?

1. They must refuse all police requests unless compensated in advance with cash bonuses
2. They must cooperate with public security authorities in accordance with legal search/investigation procedures, providing verified trip tracks and recording data upon official request
3. They are required to delete all server records whenever police approach the vehicle
4. They must publish police investigation files on public social media forums