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Main Categories
Explore our core technology categories engineered to support high-performance and reliable emission control systems.
Xi’an Qintai Automotive Emission Technology Co. Ltd
As a national high-tech enterprise established in 2001, Qintai specialize in the R&D, manufacturing, sales and after service of diesel engine SCR aftertreatment and kinds of sensors，especially pressure sensor.
Qintai has acquired certificates of ISO9001, IATF16949, CMC, Ex, UL, CE, REACH，RoHS etc, and has applied for 58 Invention patents.
With 420 employees, including 86 R&D technicians, Qintai has an annual production capacity of over one million urea pumps and two million sensors, and become the core supplier of China Weichai Power, Yuchai Power, and Quanchai Power, ranked No. 1 at China market share.
Independent R&D
We have an independent R&D team that continuously innovates to improve product performance and reliability.
China No. 1 OEM supplier
We are a professional OEM supplier providing high-quality products to global well-known brands as core supplier of China Weichai Power, Yuchai Power, and Quanchai Power, ranked No. 1 at China market share.
OEM/ODM service
We offer comprehensive OEM and ODM services to meet different customer requirements from product design to mass production.
Support customization
We support flexible products customization according to specific applications and customer needs.
Product Recommendations
Precision-built solutions designed to deliver stable operation and consistent quality across demanding applications.
Customer Cases
Proven results demonstrated through long-term cooperation with leading engine manufacturers and global partners.
Weichai Power Co., Ltd. is one of the world’s leading manufacturers of power systems, commercial vehicles, and construction machinery. As a global industrial group, Weichai operates more than 150 subsidiaries across Europe, North America, Asia, and Africa, and owns or holds shares in internationally renowned brands such as KION Group (Germany), Baudouin (France), Ferretti Group (Italy), and Ballard Power (Canada).
Weichai Power
Guangxi Yuchai Machinery Group Co., Ltd. is one of China’s most comprehensive and innovative internal combustion engine manufacturers. Yuchai provides a full range of power solutions, including diesel engines, natural gas engines, and new energy systems, serving automotive, marine, construction, and power generation industries. Its products are exported to over 180 countries and regions.
Yuchai Group
Anhui Quanchai Engine Co., Ltd. is a key manufacturer of small- and medium-power diesel engines in China. Its products are widely used in agricultural machinery, construction equipment, vehicles, and generator sets. Quanchai’s engines are exported to more than 50 countries and regions across Asia, Europe, Africa, and South America, meeting Euro V, Euro VI, and EPA emission standards.
Quanchai Engine
APPLICATION AREA
Widely applied in commercial vehicles, machinery, and industrial power systems to ensure compliant and efficient emission control.
Latest knowledge
Stay informed with the latest industry technologies, including technology insights, industry trends, and expert perspectives.
Online Message
Our customers’ satisfaction speaks for our quality — contact us to experience the same reliable service.