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Kuala Lumpur

• Address:No. 66 G & 1st Floor, Persiaran Bayan Indah Bayan Bay, Sungai Nibong, 11900 Penang, West Malaysia
• Telephone:+604 6467758
• Fax:+604 6467758
• Email: enquiries@opto.com.sg

Penang

• Address:No. 66 G & 1st Floor, Persiaran Bayan Indah Bayan Bay, Sungai Nibong, 11900 Penang, West Malaysia
• Telephone:+604 6467758
• Fax:+604 6467758
• Email: enquiries@opto.com.sg

Kuching

• Address:2nd Fl. Lot 13193 Sublot 11 Sumajaya Commercial Ctr. Lot 133 & 138 Blk 11 MTLD Jln Setia Raja 93350 Kuching Sarawak, East Malaysia
• Telephone:+604 6467758
• Fax:+604 6467759
• Email: enquiries@opto.com.sg

Bangalore

• Address:No.8 Ground & First Floor, VK Commerce 3rd Main Road KSSIDC Rajaji Nagar Industrial Estate, Bangalore 560010
• Telephone:+91 80 2330 0080
• Fax:+91 80 2330 0008
• Email: enquiries@opto.com.sg

Delhi

• Address:SS-58, Second Floor, Aditya Mega Mall, Plot No. 9D, CBD Ground (East), Karkardooma, Delhi 110092 India
• Telephone:+91 11 2238 5355
• Fax:+91 11 2238 5355
• Email:enquiries@opto.com.sg

• Address:Admiralty Building, Lot 1, Block 2, Industrial St. Madrigal Business Park Alabang City, 1780 Philippines
• Tel:+632 846 8417
• Fax:+632 846 8420
• Email: enquiries@opto.com.sg

Indonesia

• Address:Bintaro Trade Center Blok D2. No.7, Bintaro Jaya Sektor 7 Tangerang 15224 Jakarta, Indonesia
• Telephone:+6221 745 1687
• Fax:+6221 745 3337
• Email: enquiries@opto.com.sg

Vietnam

• Address:Room D.P3, 40 Ba Huyen Thanh Quan Street, Ward, Dist 3 Ho Chi Minh City, Vietnam
• Tel:+848 3933 0177
• Fax:+848 3933 0178
• Email: enquiries@opto.com.sg