For the data analysis in Huang et al. (2018), they generated the dataset about home stations, work stations, average travel time in the subway, and housing expenditure estimated for 4,248 regular commuters from 2011 to 2017.

To download the data: http://english.igsnrr.cas.cn/sd/dataset/201811/P020181108597448270436.xls

To employ the data for further research, please refer to the paper. 

References:
Huang J, Levinson D, Wang J, Zhou J, Wang Z-j (2018) Tracking job and housing dynamics with smartcard data. Proceedings of the National Academy of Sciences. 

Copyright @ Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences