Tsis zoo nkauj lub tsev fuabtais tuaj yeem hais tias yog ib qho tshiab, cov menyuam yaus cov vaj tse, yog rau cov menyuam yaus xws li drilling, nce, swb, dov, tuav, ua viav vias, dhia, tuav thiab lwm yam tsim. Lub cub tawg fais fab tuag ntawm qhov tsis zoo nkauj yog ib qho ntawm cov me nyuam nyiam caij.
Khoom Siv Khoom (Specification)
Lub hwj huam khov fais muaj peev xwm ua rau cov me nyuam nce thiab zaum hauv kev ruaj siab ntawm kev sib luag los ntawm kev sib koom tes thiab kev ruaj ntseg ntawm lub nraub qaum thiab sab nraub qaum, tsim cov kev tshuav nyiaj tshiab, thiab txhawb kev txhim kho cov kev xav ntawm kev kho siab.
Sviya cov me nyuam yaus ua si khov txiv kab ntxwv tsob ntoo
Cim npe nrov: cov me nyuam ua si cov txiv maj phaub ntoo hluav taws xob tsav, tuam ntxhab, lwm tus neeg, hoobkas, nqi, kho, pheej yig, yuav luv nqi
