The following are some common credit cards suitable for 500,000 yuan:

1. Bank of Communications Platinum Card: 30,000 free transaction points for the first purchase, no annual fee, and high transaction limits and points Various offers including cash rebates, overseas travel, etc.

2. China Merchants Bank MasterCard Credit Card: no annual fee in the first year, high limit, free overseas travel insurance, etc. Points can be used to redeem air miles.

3. Guangfa Credit Card: No annual fee, consumption points can be exchanged for cash or physical gifts, and it also has consumer protection insurance, accident insurance and other rights.