Who are the China people in the Green Paper?

Xie jingwei Green Book is a feature film directed by Peter Farrelly and starring Vigo Martzen and Mahershala Ali. It premiered at the Toronto International Film Festival on 201and 20 19, and was released in Chinese mainland on March 20 19. The film is adapted from a true story, telling the story that bodyguard Tony was hired as the world's outstanding classical pianist Tang Kaiche. The China person in the film Green Paper is Xie Jingwei. Since his great grandfather 1880 went to the United States to seek gold, Mr. Xie was regarded as the fourth generation immigrant. His great-grandfather returned to his hometown because of the 1882 American Chinese Exclusion Act, and the short-lived Jinshan was terminated.