y and walked out the door in high spirits. < br > after Ma Lan left, Xiao Changkun sighed helplessly and said to Ye Chen, "Ye Chen, you will follow me in the afternoon, and there happen to be several...e black coal mine and continue to contribute to the Hope Project." < br > with that, Ye Chen pointed to another woman named Niu Guimin and said, "and you, the three of you, go to work in the black coa...