Original Weichai Diesel Engine Supplier

91 Engine Factory

91 Engine Factory specializes exclusively in genuine original Weichai engines and generators from Shandong, China. Our engine products cover a wide range of applications: construction machinery, excavators, loaders, agricultural equipment, marine heavy industry, transportation, smart logistics, industrial forklifts, large buses, luxury yachts, official patrol boats, heavy-duty trucks and commercial vehicles. Weichai currently ranks No.1 in global heavy-duty engine sales and holds the world record for brake thermal efficiency of 53.09%. Weichai engines are exported to more than 180 countries and regions worldwide. Adhering to the principles of integrity-based operation and customer-first service, we serve clients from all over the world. Wish us a pleasant cooperation.

6000+
Engine Division R&D Engineers
300+
PhD engineer
300+
Overseas high-caliber talents
8000+
Service Network

After-Sales Service

Once your system is delivered, 91engine stays on the record. We handle warranty services, supply replacement components, answer commissioning questions and keep your project file so a repeat order takes minutes instead of days. We look forward to our cooperation!