China Yuchai International Ltd. (NYSE: CYD) is a Cayman Islands–incorporated holding company with principal executive offices in Singapore. Through its subsidiaries, the company is a leading manufacturer and distributor of diesel engines in the People’s Republic of China. Its principal operating subsidiary, Guangxi Yuchai Machinery Company Limited (GYMCL), has been producing diesel engines since 1951 and ranks among the country’s largest heavy-duty engine makers.
The company’s core product portfolio includes high-speed and medium-speed diesel engines for on-highway trucks and buses, off-road vehicles such as construction and agricultural machinery, marine propulsion systems, and power generator sets. China Yuchai also develops related components and provides comprehensive aftermarket parts and technical support services to both domestic and international customers, ensuring engine performance, reliability and regulatory compliance.
Since its incorporation in 1993, China Yuchai has expanded its geographic reach beyond mainland China into markets across Asia, Africa and Latin America. The company’s engines are supplied to original equipment manufacturers (OEMs), government agencies and private enterprises in a range of industries, including logistics, infrastructure development, marine transport and power generation. China Yuchai has pursued strategic alliances with technology partners to enhance its R&D capabilities and accelerate the introduction of cleaner, more fuel-efficient engines.
Under the leadership of founder and Executive Chairman Nelson Y. Lao, China Yuchai emphasizes continuous innovation, quality control and adherence to stringent environmental standards. The company maintains research and development centers focused on advanced combustion technology, emissions reduction and digital engine management systems. Through ongoing investment in product development and operational excellence, China Yuchai aims to sustain its market position and support the modernization of the global diesel engine industry.
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