What is the essence of the trade war between China and the United States?

Almost everyone is saying, that's because China's surplus to the US is too large, so Trump must curb China's trade deficit through trade war to narrow the US trade deficit. Is that true?

I don't think it is. The United States is the most developed country in the world, and how many years the trade deficit has been absorbed. Or we say it in vernacular.

In the past four hundred years, the identity of the European and American people is the capitalist. When did you ever hear that the capitalists made his money and made him bad? So this is ridiculous. America, as the most developed country in the world, doesn't really care about the trade deficit.

It's as if capitalists don't mind paying wages to employees. So, what do the capitalists really mind?

What he's most concerned about is that when employees work for him, they learn his skills, take away his clients, and start their own business and go back to compete with him.