Lin Tiejian is currently the director of Yuchai National Engineering Research Center for High Efficiency, Energy Conservation and Environmental Protection Internal Combustion Engines.，Long-term commitment to efficient and clean combustion of commercial power，And low carbon、Intelligent research work，Presiding over 4 national key R & D programs、17 provincial and ministerial projects，Participated in the formulation of 8 national and industrial standards，Leading the transformation and upgrading of China's internal combustion engine to zero carbon emission，Leading the development of commercial power to intellectualization，Solve the key technology“Stuck in the neck”Problems and other aspects have achieved a series of innovative results.，Won 4 National Science and Technology Awards、12 provincial and ministerial science and technology awards，In order to promote the high-end power equipment in China、Intelligent、Greening、Internationalization has contributed.。

Lin Tiejian is also the deputy secretary general of the Chinese Internal Combustion Engine Society.、The sixth batch of specially appointed experts in Guangxi、Candidates for the second level of Guangxi New Century 100000 Talents Project，Enjoy the special government allowance of the State Council，He was awarded the National May Day Labor Medal.、National Model Worker in Machinery Industry。

Yuchai is a leading power system manufacturer in the industry.，In recent years, the construction of R & D team has been continuously strengthened.，R & D investment accounted for 6% of the sales revenue of the main products%Above，Promote the company to successfully develop the world's first power split plug-in hybrid、The world's first hybrid electric drive continuously variable transmission powertrain、China's first commercial vehicle hydrogen engine and other innovative products。In the latest evaluation ranking of the National Enterprise Technology Center，Yuchai ranks first in the country。