Qingdao Liyang Rubber Technology Co., Ltd. is a high-tech enterprise specializing in tire technology research and development, promotion, technology transfer, and technical services. The company has always adhered to technological innovation, and science and technology are the primary productive forces. In the process of continuous technological innovation, the company is dedicated to exploring new technologies and solving the shortcomings of traditional processes. Since its establishment, the company has obtained nearly 50 national patent technologies. Recently, Qingdao Liyang Rubber Technology has once again obtained two national utility model patents: a vulcanized tire device and a four season tire pattern structure. The company has multiple invention patents and utility model patent technologies currently under application.