The global black card is not a credit card, so you can't spend it by credit card. The global black card is produced by diligent company. Real butler service is equivalent to providing you with a personal assistant.

Since most of its rights and interests are related to tourism, I specially searched its information. The global black card is not a credit card of 1, but an equity membership card issued by a startup company at a price of 199 yuan.

There are probably the following rights and interests: booking hotels, booking air tickets, applying for visas, overdraft limit, entering the VIP room of the airport, boarding luxury cruise ships, taking private jets and so on.