2. Preparation materials-ID card, passport or Hong Kong and Macao pass, overseas bank account. Among them, overseas bank accounts can be opened first and then processed, which does not affect the opening of accounts.

3. With regard to overseas bank accounts, you can open them in Hong Kong banks by yourself, or you can sign relevant documents at ICBC and CCB to handle overseas bank accounts.

In short, just finish the first step, and the staff will tell you how to do it later.