Kunshan Kaifu Intelligent Technology Co., Ltd., headquartered in Kunshan, Jiangsu Province, operates a modern smart manufacturing base focused on R&D and production of bicycles, electric vehicles, and core components. Specializing in power transmission systems, our key products include chainrings, cranks, and flywheels, with proprietary innovations such as high-strength lightweight hollow cranks and electric vehicle belt drive systems, covering a full industrial chain from material development to precision assembly.

Leveraging a professional R&D team and digital production systems, our products meet international quality standards and excel in lightweight design, precision engineering, and durability. The high-strength hollow cranks, crafted from aerospace-grade aluminum and precision welding technology, achieve an optimal strength-to-weight ratio through hollow topology design. The belt drive system integrates special tooth profile design and auto-centering technology, ensuring minimal friction, noise reduction, and long-term stability for urban commuting and high-performance e-bikes.

Through continuous optimization of smart manufacturing and quality control, we deliver reliable components and customized solutions for global clients, serving diverse applications from daily commuting to specialized vehicles. Guided by the principle of "Precision Engineering, Quality First," we empower partners with innovative technologies. We invite industry collaborators to join us in advancing sustainable mobility solutions.