1, the patent is regional, China is good, but if you want to protect your technology in the United States, you have to apply for a patent in the United States. If you apply for a patent in China and others use your patent in the United States, China will be out of control. Unless you apply in the United States, there is nothing you can do.
2. The United States is an economic and political power. The income from patent application in the United States can refer to the exchange rate of US dollars, and the patent protection in the United States is the most perfect in the world.