Similar to my wife, she's from Shantou and speaks her local dialect Teochew (pretty much used by everyone in her hometown), Mandarin and also Cantonese fluently

Similar to my wife, she's from Shantou and speaks her local dialect Teochew (pretty much used by everyone in her hometown), Mandarin and also Cantonese fluently. According to her though, everyone in her city speaks the local dialect, and they only speak Mandarin if needed.