Wongs International

What Wongs International does

Wong's International Holdings Limited (HKEx: 99) is a Hong Kong-listed group founded in 1962 whose core operating subsidiary, Wong's Electronics Holdings Company (WEHC), delivers end-to-end electronic manufacturing services — SMT assembly, testing, value-added engineering, hardware/software/mechanical design, global supply management, logistics, and after-sales support — from three plants (Shenzhen, Suzhou, Hai Phong/Vietnam) with combined SMT capacity of roughly 1.9 billion components per month. The group also retains a property-development arm (Wong's Development Limited) that has co-developed Grade A office towers in Hong Kong with Sun Hung Kai Properties, and a strategic-investment book spanning industrial WiFi (Altai), IVD diagnostics (AUISET), character licensing (B.Duck Semk), AI-driven skin analysis (Poladerme), and multimodal sports AI (KNQ Technologies).

Revenue is generated primarily through B2B EMS contracts with enterprise OEM customers across four product categories — Industrial & Power, Office Electronics, Network & Peripheral, and Consumer & Digital — supplemented by design-services revenue from the Shenzhen R&D Centre (IoT/NB-IoT/LoRa, cloud integration on AWS/Azure/Alibaba), rental income from the Hong Kong property joint venture, and unrealized mark-to-market exposure from the strategic-investment portfolio. WEHC's certification stack (ISO13485 medical, IATF16949 automotive, AS9100D/Nadcap aerospace, plus ISO9001/14001/45001/27001) qualifies the group for regulated, qualification-heavy end-markets that smaller EMS rivals cannot serve.

Go-to-market is direct enterprise sales via offices in Hong Kong, Shenzhen, Suzhou, Tokyo, Santa Clara, Atlanta, Fort Worth, and Vienna; the group employs approximately 2,160 people and disclosed approximately USD 326 million of revenue for 2025. Named customers in the public record are limited, with Generac (Rookie of the Year 2026 supplier award) the most prominent example.

Name

Wongs International

Legal name

Wong's International Holdings Limited

Website

https://wih.com.hk

Company type

Public

Founded year

1962

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Wong's International Holdings Limited (HKEx: 99) is a Hong Kong-listed EMS group founded in 1962, operating three manufacturing facilities in China and Vietnam with ~1.9 billion components/month of combined SMT capacity. It serves enterprise OEM customers across industrial, office-electronics, networking, and consumer product categories, reporting ~USD 326M of 2025 revenue.

Ownership category

akta.pro rank

Product category

Electronic Manufacturing Services

NAICS

Industrial Machinery Manufacturing (3332)

SIC

Misc Industrial & Commercial Machinery & Equipment (3590)

akta.pro primary industry

Industrial Electronics Manufacturing Services (EMS) (IMAGAGAA)

akta.pro secondary industries

Industrial Power & Energy Electronics Manufacturing Services (UPS, converters, inverters, chargers) (IMAGAGAI), Industrial Networking & Communication Electronics Manufacturing (Ethernet switches, Fieldbus, Wireless) (IMAGAGAE)

Keywords

• Electronic manufacturing services
• Contract manufacturing
• Surface mount technology
• PCB assembly services
• OEM EMS solutions

Headquarters

HQ city

Santa Clara

HQ country

United States

HQ region

North America

Offices9 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Electronic Manufacturing Services (EMS): The EMS division conducted by Wong's Electronics Holdings Company Limited (WEHC) and its subsidiaries provides electronic manufacturing, testing, value-added engineering, hardware/software/mechanical design, product design, global supply management, logistics management and after-sales services. The company manufactured products in categories including Industrial & Power, Office Electronics, Network & Peripheral, and Consumer & Digital.
2. Property Development: Property development undertaken by Wong's Development Limited. The company jointly developed One Harbour Square and Two Harbour Square commercial properties with Sun Hung Kai Properties Limited.
3. Strategic Investments: Making strategic investments in technology and other companies including Altai Technologies, AUISET Biotechnology, Hong Kong Innoangel Fund, B.Duck Semk Holdings, Poladerme S.A., and KNQ Technologies Limited.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

WIHL provides electronic manufacturing services (EMS) through its Wong's Electronics Holdings Company Limited (WEHC) sub-group, encompassing SMT manufacturing, testing, value-added engineering, hardware/software/mechanical design, product design, global supply management, logistics management, and after-sales services. The company operates three manufacturing factories (Shenzhen, Suzhou, Vietnam) plus an R&D Centre in Shenzhen, producing electronics across Industrial & Power, Office Electronics, Network & Peripheral, and Consumer & Digital categories. Additional businesses include property development via Wong's Development Limited and strategic technology investments.

Product overview

Wong's International Holdings Limited (WIHL) is a Hong Kong-listed EMS and diversified group (stock code: 99 on HKEx). Its core business is electronic manufacturing services conducted through Wong's Electronics Holdings Company Limited (WEHC), which operates four manufacturing facilities (Shenzhen, Suzhou, Vietnam) and one R&D Centre in Shenzhen. WEHC manufactures products across four categories: Industrial & Power, Office Electronics, Network & Peripheral, and Consumer & Digital. Services span manufacturing, testing, engineering design, supply management, logistics, and after-sales support. Quality is managed through a Six Sigma Program and IPC-A-610 standard, with an Information Network Management System (INMS) providing real-time customer visibility. WIHL also operates property development through Wong's Development Limited (One/Two Harbour Square), makes strategic investments in technology companies (Altai Technologies, AUISET Biotech, Poladerme, KNQ Technologies, B.Duck, Hong Kong Innoangel Fund), and operates ODM subsidiaries Emerging Technology Limited and Achiever Medical Limited.

Differentiator

Problem solved

Functional benefit

Products and services

• Electronic Manufacturing Services (EMS) End-to-end electronic manufacturing services including surface-mount technology (SMT) manufacturing, testing, value-added engineering, hardware/software/mechanical design, product design, global supply management, logistics management, and after-sales services. WEHC manufactures products across Industrial & Power, Office Electronics, Network & Peripheral, and Consumer & Digital categories for enterprise OEM/ODM customers worldwide.
• Product Design and Engineering Services Product design for routers, tablets, and Face Recognition devices with dual Face Recognition/RFID authentication, plus engineering services including circuit re-design, PCB layout design, Android middleware software customization, antenna design, RF tuning, performance evaluation, test and review, and ME design for enterprise OEM/ODM customers.
• IoT Product Development Services Development of Narrow-Band IoT and LoRa IoT technologies from system board development through cloud service software based on AWS, with capability to port to Microsoft Azure, Alibaba Cloud, and Android/iPhone apps for enterprise IoT applications.
• Property Development Property development through Wong's Development Limited, including co-developed Grade A office towers One Harbour Square and Two Harbour Square in Kowloon East (CBD2), Hong Kong, with Sun Hung Kai Properties Limited.
• Emerging Technology OEM/ODM Products

Quantifiable outcome

• Achieved 5-6% room temperature reduction using iPaint electricity-free cooling coating in trial runs
• +1 more outcomes

Named customers1 record

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability10 records

Feature4 records

Partnerships

Two partnerships are on record, tiered core.

• Sun Hung Kai Properties LimitedcoreStrategic or Co-development PartnerJoint development of One Harbour Square and Two Harbour Square commercial centers - two Grade A office towers in Kwun Tong, Kowloon East (CBD2 of Hong Kong) near Kwun Tong Pier and Kai Tak Cruise Terminal.
• Wong's Electronics Holdings Company Limited (WEHC) subsidiariescoreOthersCore operating subsidiaries including Wong's Electronics Company Limited, Welco Wong's Technology (Shenzhen) Limited, Wellop Technology (Shenzhen) Limited, Welco Technology (Suzhou) Limited, and Welco Technology Vietnam Company Limited.

Scale indicators7 records

Recent moves10 records

Expansion highlights5 records

Direct peers

• Fabrinet: US-listed EMS specializing in optical, industrial, and complex manufacturing. Comparable as a focused mid-tier EMS serving regulated and demanding industrial customers.
• Universal Scientific Industrial (USI): Taiwan-listed EMS (part of ASE Group) with global manufacturing including China and Southeast Asia. Directly comparable in product mix (industrial, networking, consumer) and China-plus-one manufacturing strategy.
• Benchmark Electronics: US-listed EMS with diversified industrial, aerospace/defense, and medical customer mix. Comparable in mid-tier scale and focus on complex, regulated product manufacturing.
• Plexus Corp. US-listed mid-market EMS with global manufacturing and strong regulated-industry presence. Comparable in customer profile (industrial, healthcare, aerospace) and scale.
• Venture Corporation Limited: Singapore-listed mid-tier EMS provider with similar global manufacturing footprint and enterprise customer base across industrial, networking, and consumer segments. Closest peer in scale, geographic profile, and listed Asia-EMS positioning.
• Hana Microelectronics: Thailand-based EMS with diversified product portfolio (industrial, consumer, automotive). Comparable as a mid-sized Asia-based EMS serving global enterprise customers.
• Kimball Electronics: US-listed EMS focused on industrial, automotive, and medical end markets. Comparable in product category mix and mid-market positioning.

Broad incumbents

• Hon Hai Precision (Foxconn): World's largest EMS with extensive China, Vietnam, and global operations. Provides scale benchmark and competitive context for mid-tier Asian EMS players like WIHL.
• Wistron Corporation: Taiwan-based EMS with significant China and Vietnam manufacturing. Comparable in serving networking, consumer, and industrial OEMs with diversified geographic footprint.
• Flex Ltd: Global tier-1 EMS with broad end-market exposure including industrial, automotive, healthcare, and consumer. Operates massive global manufacturing footprint, including China and Vietnam, making it a scale reference point for WIHL.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/wongselectronics

Revenue estimate

Valuation estimate

Number of profiles

Profiles15 records

Subsidiaries17 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Wongs International