Shandong Ruibin Precision Manufacturing Co., Ltd. Founded in 1997 and located in Linyi High-tech Industrial Development Zone, Shandong Ruibin Precision Manufacturing Co., Ltd. currently has approximately 400 employees. The company specializes in the R&D and production of aluminum chrome-plated cylinder blocks, which are widely used in small gasoline engines for garden machinery, plant protection machinery, agricultural machinery, and small construction machinery. As a national high-tech enterprise, Shandong Ruibin is recognized as a "Shandong Provincial Manufacturing Single Champion Enterprise", a "Shandong Provincial Specialized, Refined, Peculiar, and Innovative Enterprise", and a "Shandong Provincial Enterprise Technology Center". It also serves as the leading drafter of industry standards, standing as the most professional and largest-scale manufacturer of small gasoline engine cylinder blocks in China. In 2024, the company established its Thai branch, laying a solid foundation for further expanding the international market.