 It also obliterates many Mandarin tones.The basic, though not at all universal rule for converting Putonghua to the Qingdao dialect in the pinyin system is that a Mandarin 1 tone will become a Qingdao 3, 2 becomes a 4, 3 becomes 1 and 4 remains four.Qingdao dialect's 1 tone (Mandarin's 3) also has a drawl to it.