According to China Economic Net News, in order to make the blockchain electronic invoice quickly radiate more small and micro enterprises that have resumed work and production, the Shenzhen Municipal Taxation Bureau has started the development plan urgently, and comprehensively upgraded the original WeChat payment invoicing function. The configuration is simplified to the greatest extent, and the scanning code invoicing function is newly added. Recently, the blockchain electronic invoice extremely fast version was launched. Enterprises using the extremely fast version of the blockchain electronic invoice invoicing need only register and configure online. Can open the e-invoice qualification for blockchain.