Founded in 1886, Bosch is engaged in the automotive and intelligent transportation technology, industrial technology, consumer goods and energy and building technology industries. Bosch is known for its innovative and cutting-edge products and system solutions and is the world's largest supplier of automotive components. More than 30000 registered users, 20 factories, and user groups include employees, contractors, and service outsourcing personnel.

Established in 1995, the company mainly engages in the development, production, and sales of gasoline engine management systems, transmission control systems, body electronics, hybrid power, and electric drive control systems.

Roche was founded in 1896 and is one of the world's leading health companies in the pharmaceutical and diagnostic fields, based on research and development and driven by innovation. Two factories in China are fully staffed, with contractors participating in the use of the system.

Grundfos is one of the leaders in the global pump industry, with an annual production capacity of nearly 16 million circulating pumps for heating and air conditioning. Its main products include centrifugal pumps and metering pumps for industrial, water supply, and sewage treatment.