beijing china appear offer mild criticism monday u.s. president donald trump ban entry people seven muslim-majority countries say immigration policy sovereign right reasonable concern must consider trump sign directive ban friday u.s. democrats grow number republicans assail move foreign leaders condemn amid court challenge tumult u.s. airports trump say directive religion keep america safe trump present policy way protect country threat islamist militants china foreign ministry statement send reuters say note report u.s. administration decision china believe adjust immigration entry exit policy act within country sovereignty ministry say time relevant move must also consider reasonable concern relevant countries add brief statement elaborate china middle week-long lunar new year holiday government departments return work friday china try pay great diplomatic role middle east particularly close tie iran sudan two seven countries trump list china home muslim population 20 million people include ethnic uighur people far western region xinjiang government say face problem islamist militants right group exile say china repressive policies xinjiang include control islam root cause unrest kill hundreds past years china deny repression say guarantee freedom religion trump travel ban china say 'reasonable concern must consider