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Get in touch with us
Should you have any query; we are here to assist you.
To write to us, complete the form below. Fields marked with asterisk* are required.
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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