Is Han Bing a spy on the No.1 train?

Yes According to the plot information of Train One, A Duo plays a beautiful and dark-skinned female spy, Han Bing, who is inextricably linked with the secret service organization. Train No.1 is a spy war drama jointly produced by Shaanxi Wentou Group and Yunnan TV Station, directed by Jing Li and starring Yu Zhen, A Duo, Chen Chuhan and Sunny.