That, says Mahendra Negi, chief financial officer of Trend Micro, a Tokyo-based computer-virus company, is bound to be a low-margin business, as all it really involves is translation from English into Japanese.

ECONOMIST: Software in Japan

This is several hundred pages of electronic paper bound together, with a computer concealed in the spine.

ECONOMIST: Showing off

Another keyboard replacement involves various brain scanning technologies, such as when wheelchair-bound people can control a computer with an eyeball flick.

FORBES: Digital Tools

Other computer manufactures, including Sony and Acer, say they are bound to comply with the Chinese policy.

CNN: China delays Green Dam Internet filter