Certification is required. Zhejiang General Electronic Invoice needs authentication, and the authentication methods include "enterprise authentication" and "individual authentication". Enterprise certification requires the enterprise legal person or the person in charge of the enterprise to be certified on the website of the tax bureau. After passing the certification, you can use the general electronic invoice in Zhejiang Province and enjoy certain preferential tax policies. Personal authentication requires taxpayers to authenticate on the website of the tax bureau, and Zhejiang General Electronic Invoice can be used after authentication.