BTF yog ib lub koom haum kuaj thib peb tsom rau kev kuaj kev nyab xeeb thiab ntawv pov thawj cov khoom siv hluav taws xob thiab hluav taws xob thiab cov khoom siv.
Nruab nrog cov kws tshaj lij thiab ua tiav cov chaw sim.
BTF yog "ncaj ncees, ncaj ncees, raug thiab nruj"raws li cov lus qhia, nruj me ntsis raws li ISO / IEC17025 kev sim thiab ntsuas ntsuas qhov ntsuas qhov ntsuas qhov xav tau rau kev tswj hwm kev tshawb fawb.
117553620