Open the nail phone, click Open Workbench-Intelligent Form Filling-New-Add-Handwritten Signature, and you can hand-write your signature. Nail is a multi-terminal platform for free communication and cooperation created by Alibaba Group for China enterprises. Provide PC version, Web version, Mac version and mobile version, and support file transfer between mobile phone and computer.

Personal account registration: it can be downloaded from official website and major application markets. After using the mobile phone to install, you can see the personal registration button when you enter, and click it to register the nail account with your mobile phone number.