Shandong Haoyu Auto Parts Co., Ltd.

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+86 15864160188

postmaster@sdhy-autoparts.com

About Us

Shandong Haoyu Auto Parts Co., Ltd. is a specialized manufacturer of high-quality cylinder liners, pistons, and engine valves. With over 8,000 m² of modern production space and an annual output of 3+ million units, we deliver reliable engine components to customers worldwide.

8000 ^{+ m²}

Modern manufacturing facility

3000000 ⁺

Units produced annually

100 ^%

In-house quality inspection

Core Advantages

Why Buyers Choose Us

家用领域

End-to-End Control

In-house casting, CNC machining, QC, and logistics — no middlemen, no surprises.

家用领域

Rigorous Quality

Every batch inspected for material, dimensions, surface finish, and packaging before it ships.

家用领域

Broad Range

From small passenger cars to heavy industrial equipment — one supplier for all your liner needs.

家用领域

Capacity to Scale

3 million units annual output with dedicated logistics teams. Big orders? We deliver on time.

Our Products

Engine Components We Manufacture

Cylinder Liner

Engine Piston

Engine Valve

Wide range of models, customisation available

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KOMATSU S6D108

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MITSUBISHI 4D30

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KOMATSU S6D110

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TOYOTA 15B

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MITSUBISHI 6D16

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KOMATSU S4D102

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MITSUBISHI 6D17

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KIA JS K2700

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MITSUBISHI 4D35

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NISSAN CD20

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MITSUBISHI 4G63S

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NISSAN TD27

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MITSUBISHI 4D56T

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MITSUBISHI 4N15

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MITSUBISHI 4D33

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TOYOTA 1KZ

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TOYOTA 15B

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MAZDA BT50

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TOYOTA 5L

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TOYOTA 1GD

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Engine Valve

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Engine Valve

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Engine Valve

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Engine Valve

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Engine Valve

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Engine Valve

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04

2026.08

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About Us

▁▁

Company Profile

Company Culture

Corporate Philosophy

Products

▁▁

Cylinder Liner

Engine Piston

Engine Valve

Advantages

▁▁

Our Advantages

Shipping

▁▁

Shipping

News

▁▁

Company News

Contact Us

▁▁

Address: Haoyu Auto Parts, 3rd Floor, Apollo Hotel, Yucheng City

Tel: +86 15864160188

Email: postmaster@sdhy-autoparts.com

Website: www.sdhy-autoparts.com