- Có t?i thi?u 02 n?m kinh nghi?m trong l?nh v?c quan tr?c môi tr??ng lao ??ng ho?c 05 n?m kinh nghi?m trong l?nh v?c y h?c d? phòng;Lots of businesses at the moment are generating patches that are created to become ironed on, so you might want to check for this function prior to sewing the patch on by hand.??c bi?t ??ng ph?c v?n phòng, ??ng ph