Not long ago, the story of western China was told in the rattle of green-hulled trains carrying young men and women eastward. They left behind the aged and children in villages in search of factory work in cities and towns. Theirs was a one-way journey, etched into the social landscape as a fact of life: if you wanted a future, you had to leave home.

That story is changing.

https://www.chinadailyhk.com/hk/article/616830