Hello, dear, I'm glad to answer your question. The online invoice collection process has been locked in the tax service hall and unlocked by "service provider". Relevant information: the online invoice collection process has been locked in the tax service hall and unlocked by "service provider" 1. Take the tax control equipment (billing system) to the tax service hall to find the "service provider" to unlock it; 2. The "service provider" will ask the reason: the equipment failure problem can usually be solved on the spot; If it is a tax problem, you need to contact the tax bureau to solve it, and then find a "service provider" to unlock it. : Online invoice collection process: 1. After checking the old invoice, apply for the invoice. Click "I want to pay taxes"-"Invoice Use"-"Invoice Collection". 2. Face recognition and verification by scanning code. 3. Click "Online Receiving". 4. Check the agreement and click "Process".