The chainstitch lingerie tacker machine for finishing operations of flatseams and flatlock seams. The chainstitch lingerie tacker machine is the only machine available on the market that uses new method of chain cutting and simultaneous sewing of the seam finish. It simply vacuums and trims the chain and sews over the flatlock seam so it is secured. The result is a flatseam that is elastic yet strong and aesthetic. The main application of the chainstitch lingerie tacker machine is on all kinds of underwear and fine knitted garments. The chainstitch lingerie tacker machine is supplied with a specially designed angle –adjustable table for operators’ comfort.