Through the photos of peoples ordinary lives that taken some thirty years ago, we could sense the sea change in the Mainland in such a short period from then till now. The change has also had an earth-shattering influence to the whole world.

30年前中國人的真實生存環境_風聞 (guancha.cn)

I guess the mainstream impression of islanders on China mainland is still lingering on the propaganda given by Chiang regime even earlier than those photo taken.