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It had come to our attention that there are online forgery of certification from STS for the purpose of certifying sliming products. View Cert
STS do not issue such certificate. When in doubt do email us at

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About Us

The leading test, inspection, certification, calibration and training services company in the Asia Pacific Region.

Singapore Test Services (STS) is a pioneer in testing, inspection, calibration and certification services. We help companies across industries meet safety, quality and performance standards.

Our Mission

To be our customers' preferred partner for test, inspection, certification, calibration & training services that meet their quality, maintenance, environment, health and safety conformance needs.

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Consumer Products

Chemical, Oil & Gas


Power & Energy


Real Estate

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