The Push Pull System Co., Ltd. is specialized in developing, manufacturing, and selling mechanical door-lock and digital door-lock system. We were awarded a gold prize in November 2013 in the Korean patent show, two prizes as well as 2 more special prizes in 2014 in the Moscow International New Technology Exhibition. We were also awarded gold prize including 3 special prizes at the Pitsburg show in the United States.

We have one of the most evolutional and innovative functions and designs, and we were awarded the gold prize at the 2014 Seoul International Invention Fair and also received a special award from the Korea Invention Promotion Association Chairman with our door lock system.