Shangchai company has more than 50 years of diesel engine manufacturing experience, technology development capacity in the same industry in the top. The company's quality assurance system is perfect. In 1994, the company took the lead in the domestic internal combustion engine industry to pass the ISO9001 quality system certification, and later passed the QS9000 quality system certification. The technical center of the company has been recognized as a national technical center by the state economic and trade commission. It has strong capability of diesel engine development and design, and can meet the requirements of various personalized power design for users.