I found this old news article interesting. https://www.youtube.com/watch?v=0xyZ63s43uM https://www.youtube.com/watch?v=0xyZ63s43uM There was also a doco about

I found this old news article interesting. https://www.youtube.com/watch?v=0xyZ63s43uM https://www.youtube.com/watch?v=0xyZ63s43uM There was also a doco about the industry in China that I watched but can't recall the name.