Because your original credit card is well used and has a high limit, you are eligible to apply for a platinum card.

The amount of platinum card can be further increased. Please use it for a while The maximum amount of platinum card is 200,000 yuan. Usually spend as much as possible, use enough, and repay in full every month. It should be easy to upgrade.

But I need to tell you that all CCB credit cards under your name share a maximum amount.