The 2025 Rongcheng Marathon kicked off with great enthusiasm on April 20. This grand sports event not only served as a platform for runners to challenge themselves, but also highlighted the unique charm of Rongcheng city. Behind the scenes, Rongcheng Rongying Rubber Products Co., Ltd., as one of the event’s sponsors, contributed its strength and commitment to the smooth organization of the marathon.

Since its establishment, Rongying Rubber has been dedicated to the development of solid tires. With the company’s product transformation and upgrading, it has embraced the ambitious philosophy of "Strive to be the No.1 in the industry," aiming to become a leading platform in the domestic market. Rongying places great emphasis on research and innovation, maintaining close collaborations with prestigious institutions such as the College of Polymer Science and Engineering of Qingdao University of Science and Technology and Ludong University. These partnerships involve sharing laboratory data, experimenting with new materials, applying for provincial-level R&D projects, and participating in the formulation of national and industry standards, all of which help continuously enhance the technological content and competitiveness of its products.

In terms of quality, Rongying adopts strict control from the very beginning of the supply chain. Raw materials are carefully selected and sourced directly from production factories whenever possible. During manufacturing, the company follows established processes and procedures with precision, supported by a professional quality inspection team to ensure that every tire meets high-quality standards.

Thanks to its outstanding R&D capabilities and strict quality control, Rongying’s solid tire series has gained wide market recognition, selling well not only in China but also in Japan, South Korea, Southeast Asia, Europe, and beyond.

By supporting this marathon, Rongying Rubber aims to promote a healthy and active lifestyle, share the joy of sports, and demonstrate the company’s positive and progressive spirit. With the support of Rongying Rubber, the 2025 Rongcheng Marathon is sure to leave lasting memories for all participating runners.