China National Intellectual Property Administration website "Home > Patent Application Guide > Before Application > Preparation of Application Documents" has a sample download of design application materials, which is very simple.
Cost:
Application fee 500 yuan. If applying for deferment, the individual only needs 15%, and the unit is 30%.
Pay the patent registration fee, printing fee and stamp duty when the authorization is about to be granted. And the annual fee of 600 in the year of annual fee authorization (if the application is postponed, the individual only needs 15% or 90, and the unit is 30% or 180).
Note: the request for fee reduction must be submitted together with the application materials, otherwise the application fee will not be reduced.