我正在学习广东话，但这里只有普通话的学习资料。。。
At some extent, it’s just a dialect in China. Therefore, LingQ may not provide you with such language. BYW, i speak Cantonese.
maybe soon…try links at this thread in the meantime
Some Cantonese videos
American Speaking Fluent Chinese (Cantonese & Mandarin)
White Australian girl singing Cantonese
Southern Asia girl reports news in Cantonese