▪ Customized Solutions ▪

Hot Selling Products

Specializing In The Production, R&D And Export Of Customized Mechanical Parts.

Specialized in product

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Scaffolding Parts

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▪ About Us

Focused On Providing Customized Solutions For Customers

The company is equipped with a complete manufacturing system including mold & tooling R&D, forging, stamping, machining and sheet metal processing, specializing in the production, R&D and export of customized mechanical parts.

▪ High quality products ▪ Manufacturing system

▪ Customized solutions ▪ Parts supply service

▪ Self-produced components ▪ Extended product trade

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+86-18306336070 / tracyli@rzhydq.com

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▪ High Quality Products ▪

Industries Served

Adhering to high-quality products and services, we focus on customized solutions and have obtained the ISO9001 quality management system certification.

Industry 01

Equipment Component Manufacturing

We provide customized forged and machined spare parts for various general...

Industry 02

Railway Vehicle Manufacturing & Maintenance

Targeting the high-standard requirements of rail transit industry, we produce high-...

Industry 03

Various Construction Site Industries

Our forged and machined parts are core accessories for modern construction...

DIGITAL SHOWROOM

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▪ Company Advantages

Why Choose Us ?

Rizhao Dingyu Industrial Co., Ltd., located in Rizhao City, Shandong Province, is an industry and trade integrated enterprise supported by its own factory.

Established and developed on the basis of a mature manufacturing system, the company combines independent production and international trade, realizing a synergistic development model of self-produced parts and extended product trading.

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Industry & Trade Integration with Large-scale Factory Support

Our forged and machined parts are core accessories for modern construction...

Complete Product Range & Wide Application

Our products cover a wide range of fields including rail vehicles, construction...

Highly Customized Manufacturing Services

We specialize in customized solutions. According to customers’ drawings, samples...

Full-process Production Chain & Strict Quality Control

Equipped with a complete production chain including mold & tooling R&D, forging...

▪ Our Services

DY Mechanical Metal Parts Services Tailored to You

Our products are widely used in rail vehicles, construction machinery, wind power equipment, oilfield equipment and other fields.

Customization Services

To deliver tailored solutions that perfectly match your demands, we operate a standardized, efficient custom service process...

Value-Added Services

We operate a strict, full-cycle closed-loop supply chain system to ensure stable quality, on-time delivery and reliable service...

Services

▪ High Quality Products ▪

Latest News & Updates

Adhering to high-quality products and services, we focus on customized solutions and have obtained the ISO9001 quality management system certification.

Latest News

Lorem Ipsum is simply dummy text of the printing and typesetting industry has been the industry's standard dummy text ever since the been when an unknown printer.

What are the uses of a U Bolt?

0

Read More

04 09 2026
What is the difference between a jack nut and a plusnut?

0

Mounting hardware on thin sheet metal or plastic? Compare Jack Nuts vs Plusnuts: the right blind fastener prevents spin-out.

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04 08 2026
Scaffolding Planks: Types, Material, and Safety

0

Compare scaffolding plank materials LVL, wood, metal for safety and compliance. Avoid OSHA fines and get the longest lifespan for your jobsite.

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01 08 2026
What Is an Internally Threaded Jack Nut (Molly Nut)?

0

Stop cracked plastics and crushed metals. Jack nuts provide wide blind-side clamping for fragile substrates. Spec right with our guide.

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08 08 2026
What is a coupler in scaffolding?

0

A failing coupler causes catastrophic scaffolding collapse. Source verified, slip-resistant, drop-forged connectors to protect crews and ensure compliance.

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12 08 2026

Hot Selling Products

Specializing In The Production, R&D And Export Of Customized Mechanical Parts.

Scaffolding Parts

Focused On Providing Customized Solutions For Customers

Have Question ？

Industries Served

Equipment Component Manufacturing

Railway Vehicle Manufacturing & Maintenance

Various Construction Site Industries

DIGITAL SHOWROOM

Why Choose Us ?

Industry & Trade Integration with Large-scale Factory Support

Complete Product Range & Wide Application

Highly Customized Manufacturing Services

Full-process Production Chain & Strict Quality Control

DY Mechanical Metal Parts Services Tailored to You

Customization Services

Value-Added Services

Latest News & Updates

Latest News

What are the uses of a U Bolt?

What is the difference between a jack nut and a plusnut?

Scaffolding Planks: Types, Material, and Safety

What Is an Internally Threaded Jack Nut (Molly Nut)?

What is a coupler in scaffolding?

Wholesale Prices? Let’S Talk！

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