Txij li thaum xyoo 1987 thaum 1st tiam Range Hood tau tsim los ntawm Robam thiab Department of Aeronautics thiab Astronautics, txog tam sim no, ntau dua 35 lab tsev neeg nyiam ua noj nrog Robam cov khoom siv.Robam muab cov khoom siv hauv chav ua noj sib xyaw ua ke xws li Range hood, cookware, sterilizer, cub. , chav cub, microwave qhov cub, thiab hluav taws xob siab lauj kaub.Robam kho qhov ntau hood rau Suav chav ua noj los ntawm nws cov thev naus laus zis tseem ceeb.
Tus muaj zog tuaj yeem tau txais txhua qhov chaw thaum nws lub siab tuaj yeem mus ncig dawb
Txij li thaum xyoo 1987 thaum 1st tiam Range Hood tau tsim los ntawm Robam thiab Department of Aeronautics thiab Astronautics, txog tam sim no, ntau dua 35 lab tsev neeg nyiam ua noj nrog Robam cov khoom siv.Robam muab cov khoom siv hauv chav ua noj sib xyaw ua ke xws li Range hood, cookware, sterilizer, cub. , chav cub, microwave qhov cub, thiab hluav taws xob siab lauj kaub.Robam kho qhov ntau hood rau Suav chav ua noj los ntawm nws cov thev naus laus zis tseem ceeb.
