It's very interesting... Chinese also invited gunpowder, the magnetis compass, paper and printing, paper money, etc... (all these we know since school). But after "discovering" China by Western people they just "borrowed" all these technologies and spread them rapidly and widely in thier own Western economy...
Here's the full info. "The Needham Puzzle: Why the Industrial Revolution Did Not Originate in China" by Justin Yifu Lin, University of California, 1992.
Link to 1,5mb PDF.