HONG KONG/SINGAPORE, Feb 9 (Reuters) - Shares of China's Montage Technology are set to open 57.2% higher on its Hong Kong trading debut on Monday, after the world's biggest memory interconnect chip supplier raised HK$7.04 billion ($900 million) in a share sale. Its shares are set to open at HK$168 each versus its offer price of HK$106.89. ($1 = 7.8142 Hong Kong dollars) (Reporting by Donny Kwok in Hong Kong and Yantoultra Ngui in Singapore; Editing by Jacqueline Wong) (The article has been published through a syndicated feed. Except for the headline, the content has been published verbatim. Liability lies with original publisher.)