Appearance patent application requirements: designer’s name, applicant’s name, copy of identity certificate, contact information. The applicant signs and seals the power of attorney and request for fee reduction; enterprise applications only need pictures or photos or design drawings of the design with the official seal, and it is best to provide electronic documents Utility model patent application requirements: Designer's name, applicant's name, identity Copy of certificate, contact information. The applicant signs and seals the power of attorney and the fee reduction request; enterprise applications only need to stamp the official seal on the power of attorney. Technical information provided: A. Name of the patented product B. Text description of the advantages of the patented product C. Structural diagram of the patented product , and mark it in detail; electronic products must provide electrical schematics and functional block diagrams, and IC-controlled products must provide model numbers and descriptions of basic functions. D. Describe the functional characteristics of the product combined with the structure. Invention patent: Information provided: Name of designer, name of applicant, contact information. Power of attorney (3 copies) Enterprise application needs to be stamped with official seal. Technical information shall be provided in accordance with the requirements of the attached technical briefing document.