The invention relates to the technical field of electronic certification, and specifically relates to a method, a
system and a platform for handling an electronic certification and a storage medium. The method comprises the following steps: generating a contact mailbox according to a material applied by a signer, and forming
data information of the signer; obtaining the
data information of the signer, and sending the
data information to the official website of the transfer bureau through the generated contact mailbox to complete the registration of the signer; uploading the data information ofthe endorsement handlers through the official website of the transfer bureau, and carrying out statistics to generate to-be-paid money details; And obtaining
payment confirmation information, and generating an
electronic signature. According to the method, the problem of large mailbox demand can be solved in a mode of self-establishing the mailbox
server, meanwhile, account registration automaticverification is completed, user data are synchronized to the official website of the transfer bureau, automatic filling of a signature application form and automatic uploading of a
signature file areachieved, and the filling accuracy and efficiency are improved. And the handling process of the electronic
certificate is greatly simplified, so that the handling efficiency is improved, and the labor cost is saved.