Shanxi Qianjun Intelligent Manufacturing Technology Co., Ltd.

Shanxi Qianjun Intelligent Manufacturing Technology Co., Ltd. is a China-based precision manufacturer of aluminum alloy cylinder heads and engine components, supplying OEM-grade parts for diesel and petrol engines across automotive, commercial vehicle, and heavy equipment applications. Founded in 2001 and operating two smart factories in Yuncheng, Shanxi Province, Qianjun delivers CNC-machined cylinder heads with tolerances down to 0.01mm — engineered to meet the exact specifications required for engine overhaul and replacement across mainstream engine families. With 90%+ automation across casting, machining, and finishing, and a Phase II capacity of 2 million castings per year, Qianjun provides the production stability and technical precision that Indonesian engine rebuilders, workshops, and heavy equipment distributors demand.

Recognized as an Outstanding Supplier by BYD for three consecutive years, certified as a National High-Tech Enterprise, and designated a Provincial Intelligent Manufacturing Benchmark in Shanxi Province.

Complimentary Listing
SEANOHA Construction & Mining Catalog
D. Engine & Powertrain — Engine Overhaul Kits

🏅 BYD Outstanding Supplier (3 consecutive years) | National High-Tech Enterprise

🏭 2M+ castings/year capacity (Phase II) | 90%+ automated production

🔧 OEM-grade cylinder heads for engine overhaul & replacement

Products:

• CNC-machined aluminum alloy cylinder heads (raw & finished)

• NEV motor housings & battery structural parts

• Aluminum subframes (precision machined)

• Railway transit motor housings & end covers

• Intake manifolds & clutch housings (aluminum casting + machining)

📍 Founded 2001, Yuncheng, Shanxi Province