1 In which country did you apply for a patent, it is only protected by the patent law of that country. For example, patents applied in China are only protected by China's patent law, but not abroad. Similarly, patents filed in the United States are only protected by the United States patent law, but not in China.
If you want your patent to be protected in the United States, you need to apply for an American patent. There are two ways to apply for foreign patents: Paris Convention and PCT Treaty.
If you need to apply for foreign patents, you can come to me.