Can the US dollar in PayPal be withdrawn directly to the dual currency card in Hong Kong? If you want to withdraw, do you need Hong Kong dollars or RMB, can it be?

My friend needs US dollar cash, and there are some US dollars in my PayPal. In addition, I have a bank card of the Bank of Communications Hong Kong Branch. It is a dual currency and can receive the US dollar. Does anyone know how to operate? What is the cost?
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