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Get in touch with us
Should you have any query; we are here to assist you.

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Singapore

Address: 30, Senoko South Road, Singapore 758088

Tel: +65 6758 7530

Fax: +65 6758 6430

Email: enquiry@otsi.sg​​

Malaysia

Address: No. 12, Jalan Kenanga 7, Seksyen BB 11, Bukit Beruntung, 48300 Rawang, Selangor

Tel: +60 3 9081 8307

Fax: +60 3 9081 8967

Email: enquiry@otsi.sg

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