How can enterprises simply cancel the electronic signature of mobile phones? The whole process of online registration and cancellation is the same as the original registration process. Use U shield or digital certificate to fill in the application for cancellation of registration of individual industrial and commercial households in the system, download the PDF file, submit it after electronic signature, and handle it online all the time without going to the window. A sole proprietorship enterprise that meets the conditions for simple cancellation shall apply for simple cancellation of registration when the enterprise has no creditor's rights and debts. An enterprise cannot be simply cancelled under any of the following circumstances: 1, revoked according to law, listed in the list of seriously illegal enterprises or listed in the business exception list but not removed; 2. The enterprise equity (investment interest) is frozen or registered as pledge; 3, in violation of enterprise registration management regulations were investigated, or involving other major cases; 4. Judicial organs and other relevant departments restrict cancellation or organize liquidation according to law; 5. Enterprises enter administrative reconsideration, litigation or arbitration procedures; 6. Other circumstances in which the commercial registration authority considers it inappropriate to handle simple cancellation of registration. Extended information: registration of suspension/resumption of business. The tax registration of individual industrial and commercial households' suspension/resumption of business refers to that individual industrial and commercial households (hereinafter referred to as taxpayers) need to suspend business, and should apply to the tax authorities for suspension registration before suspension, and the period of suspension shall not exceed one year; Taxpayers who have gone through business suspension registration shall report to the original tax registration authority for resumption of business registration before resuming production and operation. 1. When a taxpayer applies for business suspension registration, it shall truthfully fill in the business suspension registration form, stating the reasons for business suspension, the period of business suspension, the tax payment before business suspension and the receipt, use and storage of invoices, and settle the payable taxes, late fees and fines. The tax authorities shall keep the tax registration certificate and its photocopy, invoice receiving and purchasing book, unused invoices and other tax vouchers. 2. Taxpayers who have the obligation to pay taxes during the period of suspension of business shall declare and pay taxes in accordance with the provisions of tax laws and administrative regulations. 3. If a taxpayer fails to resume production and operation in time after the expiration of business suspension, it shall apply to the tax authorities for extension of business suspension registration before the expiration of business suspension, and truthfully fill out the report on business suspension and resumption. 4. When a taxpayer applies for resumption of business registration, it shall truthfully fill in the Report on Suspension of Business Resumption, and recover and activate the tax registration certificate, invoice receiving and purchasing book and invoice purchased before suspension of business. I hope I can help you. If my answer is helpful to you, please give me a compliment (comment in the lower left corner). I look forward to your compliment. Your little efforts are very important to me, and your support is also my motivation to move forward. Finally, I wish you good health and a happy mood again!