- 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;Seal your thread that has a knot or over the device. When you’ve produced it every one of the way around the patch, conclusion the stitch that has a hand knot or by back-tracking about the device.This can be a fo… Read More