CNC Precision Milling — 20,000 RPM
CNC Turning — Precision Rotational Parts
Manufacturing Facility — Drill & Tap Centre
NC Lathe Workshop — 40+ Machines
Quality Inspection — CMM with Renishaw Probe
ISO 9001:2015 Certified · Since 2005

Precision metal
components,
engineered to spec.

One-stop rapid prototyping and full-volume manufacturing — MIM, CNC precision machining, NC turning, and surface finishing under one roof.

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20+ Years Experience
±0.02mm CNC Tolerance
10days Rapid Prototyping
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01 / About Us

A precision manufacturing partner for demanding industries.

Dongguan Jiang Shi Precision Hardware Co., Ltd. is a full-service metal components manufacturer delivering MIM, CNC precision machining, and NC turning at scale.

From rapid prototyping to mass production, we serve AI server, robotics, automotive, 3C consumer, and medical industries with parts engineered to micron-level tolerances. Our in-house finishing capabilities — anodizing, PVD, sandblasting, and polishing — mean every part ships ready for assembly.

Rapid Prototyping
Low-Volume Production
High-Volume Manufacturing
In-House Finishing
CNC drill & tap centre — main production facility
Drill & Tap Centre
Dongguan Jiang Shi Precision headquarters
Headquarters
NC lathe workshop — high-volume turning line
NC Lathe Workshop
Our Partners

Trusted by leading brands worldwide

02 / Core Processes

Three manufacturing technologies, one quality standard.

MIM precision components
MIM complex gears and brackets
MIM

Metal Injection Molding

High-volume production of complex geometries with excellent mechanical properties. Our MIM process combines the design freedom of injection molding with the material performance of forged metal.

Materials Fe-Ni Alloys · Stainless Steel
Weight Range 0.02g – 200g
Density ≥ 97%
Equipment Injection Molding · Sintering · Debinding
CNC machined black anodized parts
CNC

CNC Precision Machining

3, 4, and 5-axis CNC machining backed by 20+ years of expertise. From one-off prototypes to production runs, our machining centers deliver consistent, repeatable accuracy on every component.

Experience 20+ Years
Machines 50+ CNC Centres
Axes 3-Axis · 4-Axis · 5-Axis
Tolerance ± 0.02 mm
NC turned parts — connectors, shafts, flanges
NC

NC Turning

High-volume precision turning for rotational components. Our NC lathe department produces shafts, connectors, and flanges with tight geometric tolerances and excellent surface finish.

Lathes 40+ Machines
Tolerance ± 0.03 mm
Capacity High-Volume Production
Parts Shafts · Connectors · Flanges
03 / Factory Tour

See how precision parts are made.

Drill & Tap Centre

Headquarters building

Headquarters

NC Lathe Workshop

Engineering

04 / Products

Precision components for every application.

MIM complex gears and structural parts
MIM

Complex Geometries

Gears, brackets, and structural parts

CNC SHOP

Machining Floor

High-speed production line

Black anodized precision components
ANODIZED

Surface Finished Parts

Camera housings & gear assemblies

PRODUCTION

CNC Work Cells

Organized manufacturing cells

PVD coated precision rings
PVD COATED

Lens Mount Rings

Red & black PVD finished components

Mirror-polished precision shafts
POLISHED

Mirror-Finish Shafts

High-gloss precision shaft components

MIM micro precision parts
MIM

Micro Components

Small precision MIM parts (0.02g–200g)

Assorted precision hardware parts
NC TURNED

Connectors & Flanges

Turned parts for multiple industries

05 / Surface Finishing

In-house finishing for every surface requirement.

Anodizing

Electrochemical coating for corrosion resistance and durable finish. Black, clear, and custom colors available.

Vacuum PVD

Physical Vapor Deposition for ultra-hard, wear-resistant decorative and functional coatings.

Sandblasting

Uniform matte surface treatment for improved adhesion and consistent visual texture.

Polishing

Mirror-grade surface finishing down to Ra 0.05μm for optical, medical, and premium applications.

06 / Industries

Trusted across demanding sectors.

From AI infrastructure to medical devices — our precision components power products in the most technologically advanced industries.

AI Server

Liquid cooling connectors and thermal management components for high-performance computing.

Robotics

Precision gears, bearings, and structural components for industrial and collaborative robots.

Automotive

High-strength engine, transmission, and chassis components meeting automotive-grade standards.

3C Consumer

Precision metal parts for smartphones, laptops, wearables, and consumer electronics.

Medical

Biocompatible stainless steel and titanium components for surgical and diagnostic devices.

Watches & Luxury

Ultra-precision watch cases, movement parts, and luxury accessories with premium finishing.

07 / Quality Control

Precision you can measure.

CMM Coordinate Measuring Machine — Renishaw Probe
VISION

Optical Measuring System

High-precision 2D inspection of complex geometries and surface features.

DIGITAL QC

CNC Program Control

Automated measurement protocols with digital G-code programming for repeatable precision.

Certifications

ISO 9001:2015 Quality Management System Certified

ISO 9001:2015 Quality Management System Certificate — English Version, Sira Certification
English Version
ISO 9001:2015 质量管理体系认证证书 — 中文版，Sira认证
中文版本
08 / Why Jiang Shi

Numbers that set us apart.

20+
Years of Manufacturing
Since 2005 in precision metal
50+
CNC Machining Centres
3-Axis · 4-Axis · 5-Axis
40+
NC Lathes
High-volume turning capacity
ISO
9001:2015
Quality Certified
Internationally recognized
24hrs
Quote Turnaround
Fast response to every RFQ
10days
Rapid Prototyping
From CAD to physical part
GET STARTED

Ready to manufacture with precision?

Send us your drawings and specifications. Our engineering team will review and respond with a detailed quotation within 5 working hours.

ISO 9001:2015 certified
5-hour quotation response
One-stop manufacturing