TSIC Activity

25129

Manufacture of other tanks, reservoirs and containers of metal, not elsewhere classified.

ประกอบกิจการทำถังกรองน้ำประปา เดินท่อปะปา งานเกี่ยวกับระบบน้ำทุกชนิด และวางระบบไฟฟ้าทุกชนิด

What this activity covers

Companies manufacture large metal tanks and containers for water storage and production, exceeding 300 litres in capacity.

  • Large water tanks — Manufacture of tanks exceeding 300 litres for water storage
  • Water storage containers — Production of fixed metal containers for goods
  • Pressure vessels — Manufacture of large pressure vessels for various uses
  • Stainless steel tanks — Production of stainless steel tanks for water storage
  • Installation services — Installation of large water tanks and related systems

What companies here also do

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

  • Water filtration systems — Production and installation of filtration systems
  • Wastewater treatment systems — Manufacturing of systems for wastewater management
  • Metal-structured products — Production of various metal products including tanks

Not included here

  • Manufacture of metal containers for storing compressed or liquefied gases. See activity 25122.
  • Manufacture of metal containers with a capacity not exceeding 300 litres for use in transporting or packing goods, see activity 25941.
  • Manufacture of barrels, large round barrels, cans, barrels with handles, metal boxes, etc., of a type used for transporting and packing goods. See activity 25949.
  • Manufacture of shipping containers for transportation. See activity 29203.

Industry at a glance

as of 23 ก.ค. 69

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

123
active companies operate here
฿1.6Bregistered capital, combined
฿11.0B
Sector revenue · 2025
-8% since 2023
฿646.1M
Net profit · 2025
74 profitable
202320242025

net profitrevenue

New in 2026

0-100.0%

registrations, YTD

Registered capital

฿1.6B-10.1%

since year-end

Largest by revenue

Latest filed-year revenue, not a multi-year total

  1. 1Thamsorn Co., Ltd.฿3.4B
  2. 2Saeng Thai Metal Drum Co., Ltd.฿1.9B
  3. 3Thai Metal Drum Industry Public Company Limited฿1.2B
  4. 4KOWIT TANK CO., LTD.฿902.2M
  5. 5Bangkok Metalcrete Co., Ltd.฿309.8M

Largest by registered capital

  1. 1Thamsorn Co., Ltd.Bangkok฿363.0M
  2. 2Thai Metal Drum Industry Public Company LimitedBangkok฿150.0M
  3. 3P.S.C. Steel Drums Co., Ltd.Samut Prakan฿101.0M

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.

20
Registered
since 2022
19
Still active
1
Dissolved
฿1.0M
Median capital
of active

New registrations per year

2022peak 9 in 20222025

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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