FAQ

Yog lawm, tau kawg. Peb lub ntsiab lus tseem ceeb:

1. Ntau tshaj 20 xyoo kev xa tawm, txhim khu kev qha zoo tau txais cov neeg siv khoom ntau dua thiab cov lus pom zoo.

2. Txhua yam khoom yuav tsum tau kuaj thiab tshuaj xyuas nruj me ntsis, ces tso cai rau xa.

3. Peb muaj ISO, CE Certificate.