Haoran Hu

Detroit Diesel Corp. engages in the design, manufacture, sale and service of on-highway medium and heavy-duty diesel engines for the commercial truck market. The company was founded in 1938 and is headquartered in Detroit, MI.

Jacobs Vehicle Systems, Inc. provides engine retarding and valve actuation technology. It develops and manufactures commercial vehicle retarding systems. Jacobs Vehicle Systems, Inc. continues to develop innovative ways to integrate the retarding function into new diesel engine designs. The company was founded in 1961 and is headquartered at Bloomfield, CT.

SAE International engages in the promotion, development, and advancement of aerospace, commercial vehicle, and automotive engineering. The company was founded by Peter Heldt and Horace Swetland in 1905 and is headquartered in Warrendale, PA.

SAE International engages in the designing, manufacturing, operation and maintenance of automobiles, aircraft, space vehicles and commercial vehicles. It focuses on encouraging a lifetime of learning for mobility engineering professionals and setting the standards for industry engineering. The company is headquartered in Troy, MI.

Weichai America Corp. develops and manufactures full line of off-road natural gas engines. It offers power solutions, castings, and components. The company was founded in 1946 and is headquartered in Rolling Meadows, IL.