Txij li thaum kis tau ntawm covid-19, tus nqi ntawm raw loj hlob thiab cov khoom siv khoom tau raug saib xyuas, ua rau tag nrho luam ntawv thiab luam tawm kev lag luam kev lag luam cov kev nyuaj siab. Cov nqi ntawm cov khoom lag luam, cov khoom yuav khoom, thiab cov khoom siv logistics txuas ntxiv mus. Ntau yam xws li qhov tsis muaj peev xwm ntawm kev thauj mus los tau nce mus rau kev them se mus ntxiv ntawm lwm tus nqi, uas tau ua rau muaj kev lag luam zoo siab thiab muaj kev cuam tshuam rau ntau yam kev lag luam.
Txij li thaum ib nrab ntawm 2021, vim muaj lub siab ntawm cov khoom npaj thiab Turnover tus nqi, ntau cov tuam ntxhab, ntau cov tuam txhab ntawm cov tsiaj ntawv tiav tau muab cov nqi hloov kho. Lawv tau hais tias tsis ntev los no, cov xim nruas series dr, chips, thiab ntau yam cov ntaub ntawv hloov kho tshiab nrog kev nce 15% - 60%. Ntau cov ntawv sau ua tiav tau hais tias tus nqi hloov kho tus nqi tau hais tias qhov nqi hloov kho no yog kev txiav txim siab ua raws li kev ua lag luam. Nyob rau hauv tus nqi siab, lawv xyuas kom meej tias cov khoom lag luam muaj txiaj ntsig zoo tsis siv los ua qhov khoom zoo, thiab txuas ntxiv txhim kho cov khoom lag luam zoo thiab cov kev pabcuam zoo.
Cov chaw tseem ceeb cuam tshuam rau lub nruas selenium, thiab tus nqi ntawm cov khoom lag luam muaj txiaj ntsig tseem cuam tshuam, uas hloov pauv raws li. Vim yog qhov cuam tshuam ntawm ib puag ncig, luam ntawv thiab luam theej luam kev lag luam entrumabables raug khi kom ntsib cov kev cov nyom thiab muab cov khoom tsis txaus. Hauv tsab ntawv hloov tus nqi, cov tuam ntxhab hais tias qhov kev hloov kho tus nqi yog muab cov khoom lag luam zoo raws li ib txwm muaj. Lawv ntseeg tias tsuav cov saw hlau yog qhov ruaj khov, kev lag luam tuaj yeem ruaj khov thiab kev lag luam tuaj yeem tsim kho tau. Ua kom muaj kev lag luam tas mus li thiab ruaj khov thiab txhawb txoj kev txhim kho zoo ntawm kev ua lag luam.
Sijhawm Post: Feb-25-2022