THAILANDSICThailand Standard Industrial Classification

TSIC Activity

08931

Extraction of rock salt

ประกอบกิจการผลิตและแปรรูป เกลือสินเธาว์ พร้อมทั้งจัดจำหน่าย และส่งออกไปจำหน่ายยังต่างประเทศ

What this activity covers

This activity involves the production of rock salt through underground extraction and processing methods.

  • Rock salt production — Extraction and processing of rock salt from underground
  • Brine pumping — Pumping brine to the surface for salt extraction
  • Salt grinding — Grinding rock salt for various uses
  • Salt purification — Cleaning and purifying extracted salt
  • Salt trading — Buying and selling of rock salt

What companies here also do

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

  • Chemical production — Producing chemicals like caustic soda and chlorine
  • Salt export — Exporting rock salt to international markets

Not included here

  • Production of edible salt or table salt. See activity 10775.

Foreign ownership

List 2: Restricted, Cabinet routeinherited from 0893

Salt farming, including the making of salt from salty earth

FBA B.E. 2542, List 2, Chapter 3 (10)Routes: Cabinet permission, US Treaty of Amity
List 2: Restricted, Cabinet routeinherited from 0893

Making of rock salt

FBA B.E. 2542, List 2, Chapter 3 (11)Routes: Cabinet permission, US Treaty of Amity
List 2: Restricted, Cabinet routeinherited from 08

Mining, including rock blasting or rock crushing

Mineral concessions are separately governed by the Minerals Act, which carries its own nationality requirements.

FBA B.E. 2542, List 2, Chapter 3 (12)Routes: Cabinet permission, US Treaty of Amity

Auto-mapped, verify against the Act. These TSIC mappings are indicative, not legal advice; the schedules of the Foreign Business Act B.E. 2542 are the authority. See the full foreign ownership reference.

Industry at a glance

as of 23 ก.ค. 69

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

12
active companies operate here
฿449.9Mregistered capital, combined
฿2.3B
Sector revenue · 2025
-10% since 2023
฿17.5M
Net profit · 2025
6 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.

New in 2026

1+0.0%

registrations, YTD

Registered capital

฿449.9M-0.6%

since year-end

Largest by revenue

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

  1. 1Kleua Phimai Co., Ltd.฿2.2B
  2. 2Tipaya Lai Kha Kleua฿46.0M
  3. 3Saksri Thai Development Co., Ltd.฿16.1M
  4. 4Niyom Kha C and Salt Co., Ltd.฿7.0M
  5. 5Jao Industry Co., Ltd.฿2.4M

Largest by registered capital

  1. 1Kleua Phimai Co., Ltd.Bangkok฿418.6M
  2. 2Jao Industry Co., Ltd.Sakon Nakhon฿5.0M
  3. 3MEE BOON MAHASAN 1689 GROUP CO., LTD.Sakon Nakhon฿5.0M

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.

6
Registered
since 2022
6
Still active
0
Dissolved
฿2.5M
Median capital
of active

New registrations per year

2022peak 2 in 20222026

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.

Emerhub

Restricted activity? There is usually a route.

Emerhub structures foreign-owned companies around FBA restrictions: Foreign Business Licence applications, BOI promotion, and compliant shareholding structures. Talk through your case before you commit to one.

Talk to Emerhub Thailand