(4)In a recent column(1) for NewsMax.com, Charles R. Smith writes that a Chinese company has expressed interest in the inflatable space station technology being developed by the US's Bigelow Aerospace(2). Smith raises concerns that the Chinese may eventually use the technology for military purposes.
"Bigelow's plan is to establish a habitable commercial space station for research, manufacturing, entertainment and other uses," writes Space.com(3), which describes large-scale projects such as the pictured Nautilus as potentially low-cost and efficient.

1. http://www.newsmax.com/archives/articles/2004/7/13/110306.shtml
2. http://www.bigelowaerospace.com/
3. http://www.space.com/news/businessmonday_040524.html
4. http://www.space.com/php/multimedia/imagedisplay/img_display.php?pic=h_nautilus_bigelow_02.jpg&cap=Bigelow%20Aerospace%20have%20planned%20a%20series%20of%20inflatable%20structure%20tests%20in%20space.%20Plan%20is%20to%20evolve%20testing%20and%20hardware%20to%20establish%20the%20Nautilus%20outpost%20in%20Earth%20orbit.%20Image%20Credit:%20Bigelow%20Aerospace