1. Voiding blank invoices: This procedure should be completed using the tax control equipment.

2. Deregistering tax control equipment: When applying for deregistration, please bring the enterprise's official seal, business license, and the ID card of the responsible individual to the tax service hall in the region where the enterprise is domiciled.

3. Online deregistration: Log onto the homepage of E-TAX CHINA, and then proceed with tax deregistration in the "Deregistration Preliminaries" section.

4. Printing the tax clearance certificate: After successfully completing tax deregistration on E-TAX CHINA, print the tax clearance certificate.