How do mainlanders exchange one million Hong Kong dollars in Macau?

Go to the Macao exchange shop to exchange Hong Kong dollars, or go to the bank to exchange Hong Kong dollars.

You can exchange Hong Kong dollars at banks or exchange shops in the Mainland or Macau. In the mainland, banks or exchange shops, you can generally change your ID card into Hong Kong dollars after registration. Some money exchange shops in Macao do not need to show personal identification, but they do in banks.