![400_Zhou-Jun-w-investors](/images/stories/siic_env/400_Zhou-Jun-w-investors.jpg)
The higher revenue was due mainly to full year contribution from the Nanfang Group, compared with 5 months of contribution in FY2012.
Gross profit margin decreased by 4.7 percentage points to 29.8% in FY2013 due to higher contribution of construction revenue which has a relatively lower margin.
![SIIC_FY2013_REV_MIX_2.14](/images/stories/siic_env/SIIC_FY2013_REV_MIX_2.14.jpg)
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