SPL, tau txais kev pabcuam los ntawm SMTB thiab SPEEDLINK, tsis yog tsuas yog cov chaw tsim khoom siv hluav taws xob qhuav thiab cov chaw muag khoom xwb, tab sis kuj yog tus xibfwb hauv kev lag luam thoob ntiaj teb, txhawb nqa ntau yam khoom xa tawm, kev them nqi thiab kev pov hwm. Peb tuaj yeem muab cov kev daws teeb meem zoo meej rau koj yog tias koj tsuas yog xav tau.