Ruimingjin precision manufacturing
One-stop precision parts · CNC · Sheet Metal · Stamping · Casting

Precision Parts, Engineered to Your Drawing.

From CNC-machined stainless flanges to die-cast aluminium housings and injection-moulded gears — Ruimingjin delivers OEM / ODM-grade precision parts trusted by equipment makers across the globe.

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Integrated process shops
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Skilled staff & engineers
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Material families
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In-house production
CNC MachiningSheet MetalMetal StampingDie CastingPlastic MoldingStainless 304 / 316ADC12 AluminumAnodizingPrecision ±0.02mmOEM / ODM CNC MachiningSheet MetalMetal StampingDie CastingPlastic MoldingStainless 304 / 316ADC12 AluminumAnodizingPrecision ±0.02mmOEM / ODM
Capabilities

Six process lines. One source factory.

Vertically integrated manufacturing means consistent quality, faster lead times and competitive pricing across every part we make.

CNCCNC machined stainless flange
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CNC Machining Parts

5-axis milled and turned stainless components held to ±0.02 mm — flanges, adapters and custom fittings.

SS304SS316±0.02mm5-AxisCustom
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SheetSheet metal U-bracket
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Sheet Metal Fabrication

Laser-cut and bent brackets, enclosures and frames in steel or aluminium with zinc / powder finish.

SPCCSGCCAluminumLaser + Bend±0.1mm
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StampingMetal stamping bracket
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Metal Stamping

High-volume progressive-die brackets and spring clips in stainless, from solar strut to electronic retainers.

SS301SS304Progressive DiePassivationVolume
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PlasticInjection molded gear
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Plastic Injection Molding

PA66 / POM gears and lock nuts with in-house tooling for quiet, self-lubricating performance.

PA66POMPPInjectionTooling
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Die CastAluminum die cast end cover
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Aluminum Die Casting

HP die-cast ADC12 housings and cylinder heads, finish-machined and pressure-tested.

ADC12HP Die CastAnodizeCNCTested
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OthersOther custom precision parts
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Others

Can't find your part in the five lines above? We make custom brackets, fittings and assemblies to your drawing — just send us the spec.

CustomOEMODMBy DrawingLow MOQ
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Engineered Materials

The right alloy for the right job.

Every part is matched to its application — from corrosion-proof stainless to lightweight engineering plastics and die-cast aluminium.

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Stainless 304 / 316

Corrosion-proof

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Stainless 301 / 304

Spring & stamping

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SPCC / SGCC

Cold-rolled steel

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ADC12 Aluminum

Die-cast alloy

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PA66 / POM

Engineering plastic

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PP / POM

Lightweight plastic

Why Ruimingjin

A partner, not just a supplier.

Years of precision-manufacturing know-how, a fully integrated plant, and a quality system that takes the friction out of sourcing.

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Integrated Workshops

CNC, stamping, die-casting and molding under one roof for full control of cost and lead time.

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ERP Order Tracking

Every order is visible around the clock. Know exactly where your shipment stands, on time or ahead of schedule.

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One-Stop Manufacturing

From prototype and tooling to mass production and finishing — one accountable partner.

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Complete QMS

A dedicated inspection centre and in-house tooling workshop verify every batch from raw stock to finished part.

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Source-Factory Pricing

Direct output with no middle layer keeps unit costs low without compromising precision or service life.

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Global, Multilingual

Serving overseas distributors in English and 中文 with responsive pre- and after-sales support.

Manufacturing

One roof. Five precision stages.

A closed-loop production line means tighter tolerances, faster turnaround and traceable quality at every step.

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CNC & Laser Cutting

High-precision blanking of every part profile

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Stamping & Forming

Progressive-die press for volume brackets & clips

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Casting & Molding

Aluminium die casting and plastic injection

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Machining & Finishing

CNC finish, anodize, passivation and coating

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Inspection & Packing

QA verification and custom ready-to-ship pack

Ruimingjin precision workshop
The Plant

A vertically integrated workshop in Shenzhen, Guangdong.

From raw stock to packed goods, every process lives under one roof — giving us full control of cost, lead time and traceable quality for every order we ship.

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In-house process shops
±0.02mm
Machining tolerance
50+
Skilled staff
100%
Owned production
"Precision Forged in Gold Standard."
— Shenzhen Ruimingjin Precision Intelligent Technology Co., Ltd.
Shenzhen
Guangdong, China
One-Stop
Precision Maker
About Us

A source factory built for global OEM & ODM.

Shenzhen Ruimingjin Precision Intelligent Technology Co., Ltd. is a precision-manufacturing enterprise specialising in CNC machining, sheet metal, metal stamping, plastic molding and aluminium die casting. We supply single parts and complete kits to equipment makers worldwide.

With multi-axis CNC centres, progressive-die presses and in-house tooling, plus years in the precision-parts industry, we turn complex sourcing into a single, reliable partnership.

5 integrated process shops
Custom OEM & ODM programmes
Rapid prototyping & tooling
Strict lead-time & quality control
Quality Assurance

Tested in-house. Trusted worldwide.

A full-process inspection system guards material, components and finished goods — so performance stays stable and service life stays long.

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Testing & Inspection Centre

Every batch verified for dimension, surface finish and function.

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In-house Tooling Workshop

Rapid tooling development for custom parts and private labels.

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Full-Process QMS

From raw stock to packed goods, nothing leaves uninspected.

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Continuous Improvement

Regular follow-up with long-term partners keeps standards rising.

Certifications & Honors

A selection of our quality certificates and industry honors (placeholder artwork — replace with your real scans).

Certificate 1
Certificate 2
Certificate 3
Certificate 4
Certificate 5
Certificate 6
Get in Touch

Let's build your next order.

Tell us your drawing, volume and finish needs — our team responds with a tailored quote and lead time.

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Factory Address

401, Building 1, Fuji Land Building, No. 6018 Longgang Avenue, Longgang District, Shenzhen, China

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Phone / WhatsApp

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