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Our certification arm covers a wide spectrum of services that includes:

  • Hallmarking of Precious Metal Articles
  • Management Systems Certification
  • Product Certification & Product Listing Scheme

Hallmarking of Precious Metal Articles
Through Singapore Assay Office (SAO), a division of STS, we test and hallmark various types of precious metal jewellery made of gold, platinum, palladium and silver for their precious metal content before the articles are released for sale. SAO is an independent and recognised body that tests and hallmarks in accordance to the guidelines established by the Convention on the Control and Marking of Articles of Precious Metals, or other national requirements as required by the customers.

Management Systems Certification
With a high level of technical expertise, and an unparalleled focus on customer satisfaction, we provide the various management systems certification services to allow organisations to demonstrate their high levels of service/product quality, commitment to the environment and devotion to occupational health & safety, in local and international markets.

  • Quality Management Systems: ISO 9001
  • Environmental Management Systems: ISO 14001
  • Occupational Health & Safety Management Systems: OHSAS 18001
  • Business Continuity Management Systems: SS 540 or BS 25999
  • Energy Management Systems: ISO 50001 / BS 16001

Product Certification & Product Listing Scheme
Our product certification scheme helps manufacturers and traders demonstrate their commitment and compliance to safety and performance requirements of their products, in accordance to national or international standards. Certificate of conformity will be issued once products meet the required standards. Our STS Product Listing Scheme (PLS) includes certifi ed products regulated by Singapore Civil Defence Force (SCDF).