<prompt> Translate the following text to EnglishIngawa Sheria ya Msingi ya China iliahidi kwamba sheria zilizopo za Hong Kong na uhuru wa kiraia ungehifadhiwa, wakimbizi walianza kuhamia upande mwingine.  <response>: Although Chinas Basic Law promised that Hong Kongs existing laws and civil liberties would be upheld, refugees began flowing the other way. 