This is how tourists view the upgrade.

What you want to ask is what do tourists think of the upgrade? According to the comprehensive calculation process length value.

Travel experts refer to Ctrip travel experts, ranking in turn as ordinary members, gold members, platinum members and diamond members. The change of the length value corresponds to the membership identity. The upgrade criteria are as follows: the comprehensive calculation length of gold members reaches 2000, the credit record is good, the comprehensive calculation length of platinum members reaches 20000, the credit record is good, the comprehensive calculation growth value of diamond members reaches 60000, and the credit record is good.

The precautions of Ctrip. com are to pay attention to the security of the network environment when logging in, avoid logging in personal accounts on public networks, and cancel accounts in time after logging in to avoid losses caused by others fraudulently using accounts.