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TSIC 25121 Thailand business activity code: Boiler) 2 - 1 1 - - - Manufacture of central heating boilers and radiators | 2009-2026

Activities covered by TSIC 25121

TSIC 25121 identifies Boiler) 2 - 1 1 - - - Manufacture of central heating boilers and radiators in Thailand.

Official activity examples for TSIC 25121

Official NSO examples for TSIC 25121 (Boiler) 2 - 1 1 - - - Manufacture of central heating boilers and radiators): the wording is retained in Thai to avoid presenting an editorial translation as official text.

ผลิตเครื่องกระจำยควำมร้อนส ำหรับกำรท ำควำมร้อน
ผลิตหม้อตม้ น ำจำกโลหะหนัก
ผลิตเครื่องท ำควำมร้อนของสระว่ำยน ำ ชนิดใช้น ำมันหรือก๊ำซ จำกส่วนกลำง

Compliance risk score

5 of 6 factors passing

8 / 10

How we calculate this score →

Is TSIC 25121 relevant to your work?

This code typically applies to:

9329Manufacturing Labourers Not Elsewhere ClassifiedManufacturing labourers not elsewhere classified assist the work of machine operators and assemblers and perform a variety of simple and routine manual tasks in manufacturing, excluding packing and labelling finished products.3122Manufacturing SupervisorsManufacturing supervisors coordinate and supervise the activities of process control technicians, machine operators, assemblers and other manufacturing labourers.3139Process Control Technicians Not Elsewhere ClassifiedThis unit group covers process control technicians not classified elsewhere in Minor Group 313: Process Control Technicians. For instance, the unit group includes those who operate multiple process control equipment in manufacturing assembly lines and paper and pulp production.8160Food and Related Products Machine OperatorsFood and related machine operators set, operate and attend machinery used to slaughter animals, trim meat from carcasses, and bake, freeze, heat, crush, mix, blend and otherwise process foodstuffs, beverages and tobacco leaves.7212Welders and Flame CuttersWelders and flame cutters weld and cut metal parts using gas flame, electric arc and other sources of heat to melt and cut, or to melt and fuse metal.

Additional occupations for TSIC 25121

Source: ISCO-08 occupation dictionary + TSIC official activity semantics, 2026-08-13

Official activity name and details

English activity label: Boiler) 2 - 1 1 - - - Manufacture of central heating boilers and radiators

Official extract note

Official NSO TSIC ebook page: 91
This classification label was imported from the official TSIC PDF extract and linked back to the DBD and NSO routes used in this portal.

Important checks before registration

Standards checkpoint: Use TISI compulsory lists to verify whether products trigger mandatory standards review.

TSIC hierarchy position

In this section

TSIC 25121Boiler) 2 - 1 1 - - - Manufacture of central heating boilers and radiatorsTSIC 25122Manufacture of metal con tainers for compressed or liquefied gas TSIC 25129Manufacture of other tanks, reservoirs and containers of metal

Previous code: TSIC 25119 Next code: TSIC 25122

Standards and product checkpoints

TISI compulsory standards overview

TSIC 25121: Boiler) 2 - 1 1 - - - Manufacture of central heating boilers and radiators