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About
HAO  CHU

Ningbo Yinzhou Haochu Machinery Manufacturing Co., Ltd. (established in 2013) is a modern manufacturing enterprise specializing in the research, production, and service of casting and forging technologies. Driven by innovation, the company is committed to delivering Nhigh-precision machining solutions for industries such as automotive parts, agricultural machinery, valves, and industrial automation.  

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There Are Many Types Of Products In Our Industry

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Hot-selling High Precision Casting Parts
High-Performance LCC Alloy Steel Oil Valves: Precision Casting & Leak-Proof Manufacturing
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High-Performance LCC Alloy Steel Oil Valves: Precision Ca...
High-Performance Alloy Steel Tractor Accessories: Precision Casting & CNC Machining
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High-Performance Alloy Steel Tractor Accessories: Precisi...
High-Performance Silica Sol Casting Components Custom OEM/ODM
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High-Performance Silica Sol Casting Components Custom OEM...
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High Precision Casting Parts Manufacturing Competencies

The company excels through three key strengths: a skilled team with 30% technical staff and 10 senior inspectors ensuring 99.5%+ product qualification via end-to-end quality control; 40 modern machines (CNC lathes, machining centers) and CMMs enabling high-precision production (annual capacity > RMB 30M); and an ISO 9001-certified three-tier inspection system fostering trust with renowned domestic/international clients via reliable delivery and consistent quality.

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Technical Quality

The company has a technical team and professional quality control personnel, ensuring product quality.

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Quality Management

ISO 9001 certified, with a three-level inspection process, ensuring reliable product quality.

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Advanced Equipment

The company has modern machining equipment and high-precision inspection instruments，meeting strict precision requirements.

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Our
Advantages

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Application areas for high precision castings

"Precision Crafts Quality, Innovation Defines the Future" - we deliver smarter and more reliable solutions for global industries.
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agricultural
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technologies
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Our Popular Products Are Sold All Over The World

Merging R&D, production and service, we aim to set a world - class benchmark in machinery manufacturing.
Precision Automotive Parts CNC Machined Components High-Tolerance Grinding E-Coating
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Precision Automotive Parts CNC Machined Components High-Tolerance Grinding ...

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Oil Pipeline Fittings – Forged Steel Union | Precision CNC Machined 2" UNC Threads | Phosphating & Powder Coating
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Oil Pipeline Fittings – Forged Steel Union | Precision CNC Machined 2" UNC Th...

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Precision Custom Machining with Zinc Plating Anti-Rust Treatment for High-Performance Components
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Precision Custom Machining with Zinc Plating Anti-Rust Treatment for High-Per...

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BlogNews Center

2025-10-20
Key Insights from Ningbo Foundry Industry Association's Visit to Istanbul Expo

Key Insights from Ningbo Foundry Industry Association's Visit to Istanbul Expo

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2025-09-26
The Impact of Zhejiang's Green Regulations on Local Enterprises

The Impact of Zhejiang's Green Regulations on Local Enterprises

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2025-09-19
Understanding Hydraulic Cylinders and Their Applications

Understanding Hydraulic Cylinders and Their Applications

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