How to apply for a patent? The answer is perfect. That's complicated. I will give you two more perfect pictures.
Click on the link of the National Patent Office to see for yourself, and speak concisely and clearly.
The way to apply for a patent:
/sipo 2008/zsjz/zhzs/200804/t 200804 18 _ 383769 . html
Patent application and approval procedures:
/sipo 2008/zsjz/zhzs/200804/t 200804 18 _ 383757 . html