May 9, 2006 As Chinese Students Go Online, Little Sister Is Watching By HOWARD W. FRENCH SHANGHAI, May 8 — To her fellow students, Hu Yingying appears to be a typical undergraduate, plain of dress, quick with a smile and perhaps possessed with a little extra spring in her step, but otherwise decidedly ordinary. And for Ms. Hu, a sophomore at Shanghai Normal University, coming across as ordinary is just fine, given the parallel life she leads. For several hours each week she repairs to a little-known on-campus office crammed with computers, where she logs in unsuspected by other students...