Kev tsim kho tshuab

NSV muaj kev muab tag nrho ntawm lub rooj vag, lub ntiaj teb, pob li qub rau Kev Lag Luam Kev Lag Luam Mechanical.Qhov ntawd tau teeb tsa li qub rau ntau yam kev kho mob, kev kawm, tsoomfwv thiab kev tsim kho kev lag luam loj thoob plaws ntiaj teb.Peb cov khoom yog qhov tseem ceeb ntawm HVAC, chilled & dej kub, chav thiab cov khoom siv hluav taws xob ntawm cov haujlwm no.