Chongqing Chen Mahua which authentic

As Chongqing people, nature is Chen Changyin Chen Mahua ~ Chongqing Magnetic Mouth Chen Mahua has more than one, the flavor is also different, mainly depends on personal preferences, said the authentic words, I still want to believe that Chen Changyin Mahua, on the one hand, is the oldest in Chongqing, on the one hand, he is the intangible cultural heritage of Chongqing.