Legal analysis: No, these are two different concepts. The unfinished house can't be delivered in time, and your rights and interests are damaged. You can sue the developer for a refund, but you can't stop repaying the loan in the bank because the house can't be delivered, so you can ignore it and the bank can sue you.

Legal basis: Interpretation on Several Issues Concerning the Application of Law in the Trial of Disputes over Commercial Housing Sales Contracts Article 24 If the purpose of the commercial housing secured loan contract cannot be realized because the commercial housing sales contract is confirmed invalid or cancelled or dissolved, the parties concerned shall support it if they request to dissolve the commercial housing secured loan contract.