In this case, if you bind the savings card in China Merchants Bank, the system will think that you have bound the savings card when you bind it, so the system will report an error. Solution: Now I can untie my savings.

Card, and then bind the savings card in the palm life.

Unbinding process: China Merchants Bank Mobile Banking-Login to Netcom-Select Netcom User-Card Management-Select Card-Select Unbinding.

PS: Judging from the comments on another question, this is the correct solution.