- 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;When hand sewing a patch onto a uniform it’s essential to get your time and efforts and do your best to ensure that your weaves and also the size within your stitches are as even to each other as possible. Trying