What's the difference between declaration and application?

Different in nature and purpose.

1, different in nature: patent application is that the inventor, designer or other subject who has the right to apply for a patent applies to the patent office and obtains the patent right. China patent award declaration is the patent submitted by the patentee that has been authorized by China National Intellectual Property Administration to participate in the award project.

2. Different purposes: the purpose of applying for a patent is to obtain a patent right. The purpose of applying for the China Patent Award is to obtain financial incentives and related matching funds.