Huang Liping, the chairman of Optics Valley Union, wants to achieve a gross profit margin of more than 30 per cent. Photo: Nora Tam

Business park developer sets 4b yuan floor area target

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Published: 1:30am, 25 Jun, 2014

Updated: 5:25am, 25 Jun, 2014

Huang Liping, the chairman of Optics Valley Union, wants to achieve a gross profit margin of more than 30 per cent. Photo: Nora Tam

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