PTS with ergonomic design solve the problem faced by contractors at site especially for road construction. It can be function as 3 in 1 signage by just flicking on the signage plate. It's made from tough and stable material, easy to carry and the cost is much cheaper than conventional signage.
Korea Intellectual Property Service Center 17F, 131 Teheran-ro, Gangnam-gu, Seoul, Republic of Korea 06133
TEL : +82-2-3459-2843 / 2924 EMAIL : siif@kipa.org