THAILANDSICThailand Standard Industrial Classification

TSIC Activity

27401

Manufacture of electric bulbs

ประกอบกิจการผลิต จำหน่าย ติดตั้ง ผลิตภัณฑ์ไฟฟ้า LED และ ติดตั้งระบบไฟฟ้า

What this activity covers

This activity involves the manufacture of various types of electric bulbs and their components.

  • Incandescent lamps — Manufacture of traditional light bulbs
  • Gas discharge lamps — Production of specific lighting types
  • Fluorescent lamps — Manufacture of energy-efficient bulbs
  • Ultraviolet lamps — Production of UV lighting solutions
  • Infrared lamps — Manufacture of infrared lighting products
  • Lamp fittings — Production of components for lamps

What companies here also do

Seen in real company registrations under this code — beyond the official definition, so licensing may differ.

  • LED lighting products — Manufacture of energy-efficient LED bulbs
  • Lighting systems — Production of complete lighting setups
  • Smart lighting systems — Development of internet-connected lighting solutions

Industry at a glance

as of 23 ก.ค. 69

The whole registered industry under this activity, every registration year, from the DBD DataWarehouse.

117
active companies operate here
฿7.6Bregistered capital, combined
฿20.3B
Sector revenue · 2025
+48% since 2023
฿26.6M
Net profit · 2025
52 profitable
202320242025

net profitrevenue

Foreign investment

new registrations · 2026 YTD
0%of new registered capital is foreign-held
฿0 foreign฿1.0M Thai

Based on few new registrations this year — read as a rough signal only.

1 of the 5 largest companies here are foreign-owned Thailand subsidiaries.

New in 2026

1-80.0%

registrations, YTD

Registered capital

฿7.6B+0.7%

since year-end

Largest by registered capital

  1. 1Leadasun IoT Technology (Thailand) Co., Ltd.Chachoengsao฿2.9B
  2. 2L. Lighting Glass Co., Ltd.Chachoengsao฿1.3B
  3. 3Lee Kijjaroensang Co., Ltd.Samut Sakhon฿400.0M

Source: Department of Business Development DataWarehouse. Financial figures are combined totals of companies that filed statements; revenue and profit shown for the latest three reporting years.

Companies registered since 2022

Browse all

New DBD registrations under this activity since 2022, the period the registry snapshot covers, not the full historical register.

24
Registered
since 2022
24
Still active
0
Dissolved
฿5.0M
Median capital
of active

New registrations per year

2022peak 9 in 20242025

Largest active companies by registered capital

Source: Department of Business Development (DBD) new-registration records, 2022 to present. Counts cover companies first registered in that window, reflect the latest snapshot load, and may lag the live register.

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