From gmaptool:
F: PID 1, FID 2126, 嫘陲 v2010.30 潠笢唳
F: PID 1, FID 2145, 港澳 v2010.30 繁中版
F: PID 1, FID 2127, Guangdong v2010.30 PinYin
F: PID 1, FID 2149, Hong Kong/Macao v2010.30 English
Not sure whether a second MapID is needed to unlock PinYin and 潠笢唳 for Guangdong, but probably not.
The CHT map contains the Map for Guangdong in Chinese Simplified
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