Longway Plastic is located in Jiangsu province,China. With over 15 years manufacturing experience, we specialize in delivering high quality and cost-effective products for industrial customers worldwide. We provide precision quality innovative solutions to to our customers, including toilet seat rotary dampers, quick release hinges, and injection moldings, our dampers have been engineered and tested to provide smooth consistent torque, what help to make your products safer, more fluid and silent