Hangzhou Safer Traffic Facilities Co., Ltd. one of professional Plastic Speed Bumps & Humps manufacturers and Road About Us factory of traffic safety products in China with over 15years export experience, main products include a variety of Traffic cones, Barricade lights, Speed humps, Wheel stops, T-top bollards/Delineator posts, Warning posts, Corner guards, Wheel chocks, Cable protectors, Traffic barriers and so on. Factory passed SGS / 9001-2015 quality management system certification and most products meet CE certificate. With professional service and good reputation, our wholesale Plastic Speed Bumps & Humps sell to North America, Australia, New Zealand, Latin America, Europe, Southeast Asia, Middle East and so on.