As a Korean Premium Digital Door Lock producer, we have been recognized as a research and market leader in Korea in terms of a number of smart lock innovations. Being located in Korea Fusion Research and Production Center, Daejeon city, we have been actively putting our research efforts to create the most innovative digital and mechanical door lock products. Pushpull System Co., LTD is specialized in developing, manufacturing, selling especially for mechanical door-lock and digital door-lock system. Children and oldest people, even a handicapped person can use Push Pull door-lock. No need to grip the knob, simply push & pull can open & close the door. Installation is also easy. Various size and any material on the front grip available. Consequently, we have a dozen of unique products tagged with BABA brand. We are offering these brands with high quality at reasonable prices.We produce digital and mechanical door locks which have fingerprint, card, password and key opening functions. Our door locks also can be managed through mobile application (WiFi or Bluetooth) During our global expansions, we have gained a number of awards including Pittsburgh invention, technology around gold medal, Russia International Science and Technology Council Prize, Polish Inventors Association Prize, Malaysia International Invention, Innovation and Technology Exhibition Gold Medal, Geneva International Inventions former Gold, etc. attracted great interest of the industry wherever these prototypes are accepted. Song, Sun Myon (Mr) CEO of Pushpull System Co., Ltd South Korea