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19th floor, Winbase Centre,
208 Queen’s Road,
Central, Hong Kong
Tel : 3101 5064
Email : info@challpac.com
66, Sungei Kadut Loop,
Singapore 729503
Tel : (65)6250 0989
Email : infosg@challpac.com
758 Andrade st, Balingasa, Quezon City
Tel : (63) 917 896 4542
Email : infoph@challpac.com
Unit 14, 22-24 Beaumont Road, Mount Kuring- Gai NSW 2080