About Us


Thong On Industries Private Limited was established in 1990 and has over 30 years of experience in the engineering sector.

Thong On specializes in machining works and customized metal fabrication for various industries such as electronics, construction and chemical etc. Located at 11 Gul Street 2 with a dedicated workforce of over 40 employees, Thong On has a reputation of providing quality services and within budget to satisfy the demands of our customers.


Thong On Industries strives to be the leading provider of engineering services in Singapore and eventually regionally, through meeting and exceeding the demands of our clients and by complying with international standards.


  • To strive for excellence in the fields of quality, efficiency, cost effectiveness and waste reduction
  • To be the leading provider of engineering services through meeting the stringent requirements of our clients and ensuring their satisfaction
  • To continually improve our standards and services so as to ensure growth and competitiveness of the company

Quality Policy

  • To strive for excellence in quality, efficient and value-added services as a commitment to our valued customers
  • To be the first choice supplier of the product & services offered to our target market through total customer satisfaction
  • To strive for continual improvement on our EHSQ management system in order to enhance our competitiveness in the market
  • To protect the health & safety of our employees
  • To prevent ill health & injury
  • To comply with legal & other mandatory requirements


Thong On Industries Private Limited is accredited with:
  • ISO 9001:2015
  • ISO 14001:2015
  • ISO 45001:2018