Kev lag luam no muaj kev txawj ntse dua, sib txuas lus hauv network, digital thiab wireless. Rau kev lag luam suab paj nruag, kev tswj hwm digital raws li network architecture, wireless signal transmission thiab kev tswj hwm tag nrho ntawm lub system yuav maj mam siv cov thev naus laus zis tseem ceeb. Los ntawm qhov kev xav ntawm lub tswv yim kev lag luam, yav tom ntej, cov lag luam yuav maj mam hloov ntawm "muag khoom" yooj yim mus rau kev tsim qauv thiab kev pabcuam, uas yuav ua rau muaj kev pabcuam ntau dua thiab lav qhov muaj peev xwm ntawm cov lag luam rau qhov project.
Cov suab tshaj lij siv dav hauv chav ktv, chav sib tham, chav noj mov, chav ua yeeb yam, pawg ntseeg, khw noj mov ... tau txais txiaj ntsig los ntawm kev txhim kho sai thiab sai ntawm lub teb chaws macro economy thiab kev txhim kho ntawm cov neeg lub neej, nrog rau kev ua si nawv, kev lag luam kab lis kev cai thiab lwm yam kev siv downstream, peb txoj kev lag luam suab tshaj lij tau tsim kho sai hauv xyoo tas los no, thiab qib tag nrho ntawm kev lag luam tau zoo dua. Los ntawm kev sib sau ua ke ntev, cov lag luam hauv kev lag luam maj mam nce kev nqis peev hauv thev naus laus zis thiab hom thiab lwm yam los tsim cov hom lag luam hauv tsev, thiab tau tshwm sim ntau lub tuam txhab ua lag luam nrog kev sib tw thoob ntiaj teb hauv qee qhov chaw.