180 feeb ob lub vaj huam sib luag fireproof steel qhov rooj

Khoom Duab:

Kev piav qhia ntawm khoom:

Kho vajtse:

Pob:

Lub Hoobkas ntawm cov ntsiab lus:

Daim Ntawv Pov Thawj:

Qhov Zoo:

1. Peb lub tuam txhab tau muaj peev xwm R & D muaj peev xwm.

2. Peb pab neeg tswj hwm muaj kev paub ntau rau kev tsim lub qhov rooj hluav taws.

Cim npe nrov: 180 feeb ob lub vaj huam sib luag fireproof steel qhov rooj, Tuam Tshoj 180 feeb ob vaj huam sib luag fireproof steel rooj khoom siv, chaw tsim tshuaj paus, Hoobkas