Wire EDM production floor with Seibu machines

LAI YEUNG INDUSTRIAL (HONG KONG) LIMITED

Your Precision Tooling Manufacturing Partner in South China

A lean commercial profile focused on complex, multi-process tooling and precision component manufacturing for overseas customers.

Send Drawings for Quote > View Capabilities
60+Wire EDM machines
3Makino / Mitsubishi / Seibu fleet
10+High-speed CNC and 5-axis support
6+Moore / WAIDA grinding capability
CMMPrecision inspection support

About LAI YEUNG

High-precision tooling and complex multi-process manufacturing solutions.

LAI YEUNG INDUSTRIAL (HONG KONG) LIMITED provides overseas customers with coordinated access to a selected precision manufacturing network in South China. Our focus is on high-value tooling components, mold inserts, carbide parts, hardened steel components and custom machined parts that require multiple processes and high standards.

We focus on precision mold components, carbide parts, hardened tool steel machining, and tight-tolerance engineering components for global industrial customers. This multi-process capability allows us to manufacture complex parts and provides stable quality and efficient lead time to our clients.

  • Wire EDM
  • CNC Precision Machining
  • Jig Grinding
  • Profile Grinding
  • EDM
  • CMM Inspection

Wire EDM Capability

Makino, Seibu and Mitsubishi Electric Wire EDM capacity.

Fine features, hardened steel, carbide, sharp internal corners and multi-pass finishing are core capabilities for tooling components. Processes include rough cut, multi-skim cutting and precision finish cutting.

Makino Wire EDM machine
Makino Wire EDM production line

Makino Wire EDM

Part of our 60 plus Wire EDM resource for carbide components, punch and die inserts, mold tooling, micro slot structures and thin wall geometry.

Makino Rough Cut Multi-Skim Cutting
Seibu Wire EDM machine
Seibu Wire EDM production line

Seibu Wire EDM

Supports progressive dies, connector molds, precision tooling and industrial components requiring stable cutting performance and precision finish cutting.

Seibu Precision Finish Connector Molds
Mitsubishi Electric Wire EDM machine
Mitsubishi Electric Wire EDM production line

Mitsubishi Electric Wire EDM

Suitable for hardened SKD11 / D2 / SKH-9 materials, sharp internal corners, punch and die components, and complex precision tooling work.

Mitsubishi Hardened Steel Sharp Corners

Core Strengths

Our Core Strengths

We combine CNC, Wire EDM, grinding, EDM and precision inspection into a complete manufacturing workflow for complex tooling and precision component manufacturing.

01

Multi-Process Integration

We combine CNC, Wire EDM, grinding, EDM and precision inspection into a complete manufacturing workflow.

02

Tight Tolerance Capability

Capable of producing precision tooling components with tight tolerances and stable repeatability.

03

Complex Geometry Machining

Experienced in carbide parts, micro slots, thin walls, hardened steel and complex mold structures.

04

Flexible Small-Batch Production

Suitable for prototype, tooling and low-volume precision production.

Manufacturing Capabilities

Precision tooling and complex multi-process manufacturing solutions.

We focus on precision mold components, carbide parts, hardened tool steel machining, and tight-tolerance engineering components for global industrial customers.

Makino Wire EDM machine
Wire EDM

Wire EDM Capability

Fine features, hardened steel, carbide, sharp internal corners and multi-pass finishing are core capabilities for tooling components.

  • Carbide components
  • Punch & die inserts
  • Micro slot structures and thin wall geometry
High-speed CNC machining center
CNC Machining

CNC Machining Capability

Our CNC capability supports precision machining for tooling and industrial applications.

  • Tool steel / stainless steel
  • Aluminum / engineering materials
  • Prototype to low-volume parts
Five-axis CNC machine
5-Axis Support

Precision Tooling Applications

Suitable for mold base components, automation parts, precision fixtures and engineering assemblies.

  • Complex mold structures
  • Automation precision parts
  • Engineering assemblies
Moore jig grinding machine
Jig / Profile Grinding

Jig Grinding & Profile Grinding

Grinding is the backbone of high precision tooling. JG and PG capability demonstrates true mold-making depth beyond ordinary machining.

  • Punch & die components
  • Optical profile structures
  • Precision mold inserts and tight-radius geometry
EDM and grinding production equipment
EDM / Grinding

EDM, Surface Grinding & Datum Finishing

Surface grinding and EDM support complex multi-process manufacturing where dimensional stability, fine surface finish and precision edge quality are required.

  • Mitsubishi / Makino EDM
  • Surface / large surface grinding
  • Excellent dimensional stability
ZEISS CMM inspection equipment
Inspection

Quality Control & Inspection

Quality consistency is an essential and critical process in precision manufacturing.

  • CMM inspection report
  • Optical measurement
  • Micrometer & gauge control

RFQ Workflow

Send your drawing package for review.

Send your drawing package and we will review manufacturability, recommend a process route and provide a quotation based on material, tolerance, quantity and delivery target.

STEP 01

Drawing & Requirement Review

Confirm key dimensions, tolerances, material, quantity, surface treatment, inspection criteria and packaging needs.

STEP 02

Process Route Proposal

Recommend CNC, Wire EDM, grinding, EDM and inspection steps based on part geometry and risk points.

STEP 03

Quotation & Production Scheduling

Quote based on material, machining difficulty, tolerance, quantity and delivery target, then arrange suitable resources.

STEP 04

Inspection, Reporting & Shipment

Inspect critical dimensions as required, provide records when needed and ship according to overseas customer requirements.

CMM precision inspection area

Quality Control

Quality Control & Inspection

Quality consistency is an essential and critical process in precision manufacturing. Our inspection capability includes CMM inspection, optical measurement, micrometer and gauge control, and precision surface inspection.

CMM Inspection CMM inspection for key dimensions, spatial relationships and precision tooling components.
Optical Measurement Optical measurement for micro slots, profile structures and fine features.
Gauge Control Micrometer and gauge control support in-process dimensional checks.
Surface Inspection Precision surface inspection focuses on fine surface finish and precision edge quality.

Equipment & Materials

Representative Equipment Matrix

Broad range of high-performance equipment options for every client need. Common materials include SKD11, D2, H13, SKH-9, carbide, stainless steel, A2, S7, DC53, 8407, ASP23 and ASP30.

Process Area Representative Equipment Quantity
Wire EDM Mitsubishi, Makino, Seibu 60 plus
High-Speed CNC Mikron, YASDA 10 plus
CNC Machining Leadwell, She Hong 15 plus
EDM Mitsubishi, Makino 5 plus
JG / PG Grinding Moore, WAIDA 6 plus
Surface Grinding Yu Qing, Okamoto 10 plus
Progressive DiesPunches, die inserts, wear parts and precision tooling components
Connector MoldsMicro structures, fine slots and high-precision mold parts
Automation FixturesPositioning parts, fixtures and custom engineering assemblies
Industrial PartsLow-volume custom parts, replacement parts and complex precision components

Ready to Quote Your Project?

Send your drawing package and we will review manufacturability.

We will review manufacturability, recommend a process route and provide a quotation based on material, tolerance, quantity and delivery target.

  • Suitable for precision tooling components, carbide parts, hardened steel parts and drawing-based custom components.
  • Engineering feedback can be provided for tolerance risks, process alternatives and batch consistency.
  • Business hours: 8:00am - 6:00pm, UTC+8.