Cov lus piav qhia txog khoom:

 Cov neeg siv khoom tau txais txiaj ntsig dab tsi:

1. Peb yog lub Hoobkas. (peb tus nqi yuav muaj qhov zoo dua li cov tuam txhab lag luam.)

2. Tsis txhob txhawj txog hnub xa khoom. Peb paub tseeb tias yuav xa cov khoom raws sijhawm thiab zoo kom ua tiav kev txaus siab ntawm cov neeg siv khoom.

Txawv ntawm lwm cov Hoobkas:

1. Peb tau thov kom tau txais 3 daim ntawv pov thawj patent. (Cov yeeb nkab Groove, Cov yeeb nkab xub pwg, Cov yeeb nkab Victaulic)

2. Chaw nres nkoj: peb lub Hoobkas tsuas yog 40 kilometers ntawm chaw nres nkoj Xingang, yog chaw nres nkoj loj tshaj plaws nyob rau sab qaum teb ntawm Tuam Tshoj.

3. Peb cov khoom siv tsim khoom suav nrog 4 kab khoom ua ntej galvanized, 8 kab khoom yeeb nkab ERW, 3 kab txheej txheem galvanized kub-dipped.

Cov duab ntawm cov thawv ntim khoom Gi. Qhov ntev sib txawv, cov neeg siv khoom xav tau sib txawv, cov txheej txheem ntim khoom sib txawv.

Khoom Qhia Txog:

Kev ntsuas txoj kab uas hla ntawm cov yeeb nkab Gi	Kev ntsuas qhov tuab ntawm cov yeeb nkab GI	Kev ntsuas qhov ntev ntawm cov yeeb nkab Gi

cov khoom pom zoo:

hmoov txheej square raj	hlau sib npaug zos	cov khoom siv scaffolding
lub rooj zaum scaffolding	Cov yeeb nkab Groove	galvanized hlau kauj

Cov duab ntawm cov neeg siv khoom:

Cov neeg yuav khoom los ntawm Philippines yuav khoomcov kav hlau.Peb tau ntsib ntawm lub rooj muag khoom.	Cov neeg siv khoom hauv tebchaws Africa yuav cov khoom siv galvanizedhlaucov kav dej hauv peb lub Hoobkas. Cov neeg siv khoom tuajmus xyuaspeb lub Hoobkas	Cov neeg siv khoom Lebanese tuaj xyuas peblub HoobkasPeb feem ntau ua haujlwm nrog cov neeg siv khoom.Wecoj pebcov neeg siv khoom kom paub txog Suav tebkab lis kev cai.