Knot your thread. When you have sewn every one of the way within the fringe of the patch, loop the thread and pull the needle through to tie off your knot. là đơn vị chuyên cung cấp dịch vụ quan trắc môi trường lao động, hồ sơ vệ sinh môi https://neilp912dca2.jts-blog.com/profile