The most interesting thing about riding sidesaddle is the fact that they don't need to hold on to anything. Whenever I used a motorcycle taxi I had to hold on for dear life.

& it's actually far unsafer to use motorcycles et al. in China. Chinese traffic in general is a mess, but for two-wheelers, it's particularly bad:
https://www-esv.nhtsa.dot.gov/Proceedings/25/25ESV-000204.pdf
https://sci-hub.se/https://ieeexplore.ieee.org/document/6493683