1. Log on to the website of China Merchants Bank Credit Card Center directly, select the function of "Application Progress Query", and enter relevant information according to the prompts to activate it.

2. Call the customer service hotline: 400-820-5555, select "4+#" in the voice to open the card, and follow the voice prompts to open the card. After activation, you can set the inquiry password and transaction password according to the prompt, and please sign on the back of the card, which is consistent with the application form.