Highway display is not available, I am not sure actually its not, or A50sg not supported. 2011.20 has highway display but only display the most far exit.
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More speed limit shown (here is between Pok Oi Hospital and Au Tau roundabout, Yuen Long)
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added even.
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But this is wrong, there hasn't 60km/h limit, it should 110, 100, 80, 70, 50, 30.
In this highway is only 50km/h
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