What are Electronic Manufacturing Services (EMS)?
Electronic Manufacturing Services (EMS) is a term for companies that design, assemble, produce, and test electronic components and assemblies for Original Equipment Manufacturers (OEMs). EMS providers serve as contract manufacturing partners, enabling OEMs to focus on product design and marketing while outsourcing the complex manufacturing process to specialized facilities.
The global EMS market is projected to exceed $700 billion by 2027, driven by increasing demand for SMT assembly, medical electronics, automotive electronics, and IoT devices.
Why Sri Lanka for EMS?
Sri Lanka offers a compelling value proposition for electronic assembly and contract manufacturing:
- Strategic location: Proximity to major Asian supply chains (Japan, China, Taiwan, Singapore)
- Competitive labor costs: Significantly lower than Japan, Europe, and North America while maintaining high skill levels
- BOI incentives: Board of Investment-approved Export Processing Zones offer tax holidays and duty-free imports
- Educated workforce: High literacy rate and growing technical education pipeline
- Free trade agreements: Favorable trade terms with key markets
- Established infrastructure: Well-developed export processing zones with reliable utilities
TOS Lanka: Sri Lanka's Pioneer EMS Provider
TOS Lanka was established in 1995 as the sole overseas manufacturing facility of Tosslec Company Limited, Kyoto, Japan — making it Sri Lanka's first and most experienced EMS provider. With nearly three decades of operations, TOS Lanka serves as the benchmark for electronic assembly quality in the country.
Comprehensive EMS Capabilities
TOS Lanka provides end-to-end electronic manufacturing services under one roof:
- SMT Assembly: High-speed surface mount technology with Panasonic placement and reflow soldering
- THT Assembly: Through hole assembly with wave soldering and manual soldering
- Box Build Assembly: Complete system integration and box build from sub-assemblies to finished products
- Testing & Inspection: AOI, in-circuit testing, functional testing, and firmware upload
- Conformal Coating: Conformal coating and epoxy filling for environmental protection
- Cable Harness Assembly: Automotive-grade cable harness manufacturing
- Inductive Components: Coil winding and magnetic component assembly
- Prototyping: Rapid prototype PCB assembly
Contract Manufacturing vs OEM Manufacturing
Understanding the distinction is important for companies evaluating EMS partnerships:
- Contract manufacturing: The EMS provider manufactures products to the OEM's exact specifications and design. The OEM retains full IP ownership.
- OEM manufacturing: Products are marketed under the OEM's brand, potentially with design input from the manufacturer.
Read our detailed comparison: Contract Manufacturing vs OEM Manufacturing.
Industries Served
TOS Lanka's EMS capabilities serve diverse industries:
- Automotive electronics
- Medical device assembly
- Industrial electronics and control systems
- Telecommunications
- IoT and smart devices
- Consumer electronics
Quality Certifications
TOS Lanka's commitment to quality is validated by:
- ISO 9001:2015 — Quality Management
- ISO 14001:2015 — Environmental Management
- ISO 45001:2018 — Occupational Health & Safety
- NMRA approval for medical device assembly
Learn more about our certifications and awards.
Start Your EMS Partnership
Whether you're looking for contract manufacturing, OEM manufacturing, or complete turnkey electronic assembly solutions, TOS Lanka delivers Japanese-quality manufacturing from Sri Lanka at competitive global pricing. Contact us to discuss your project requirements.