RTB Cov Lus Cim

RTB

RTB yog lub ntsiab lus rau Lub Sij Hawm Tiag.

nws txoj kev thiab thev naus laus zis los ntawm kev tshaj tawm cov khoom muag yog auctioned, yuav, thiab muag ntawm ib qho kev xav.