Cheng Qianfan took off his patrol officer uniform and began to change.,The trains were crowded, with many passengers waiting. It was generally difficult for the elderly and weak to get on board.,He kept an eye on Cheng Qianfan's back as he walked in, making sure there was nothing unusual, while raising his voice and shouting at a passenger with a long face, "I bought a four-dollar silver ticket. At most, I can ride to Father Jinshen!"。