authentic brands of Qingdao old ham are:
* Pognat: Pognat ham sausage produced by Qingdao Pognat Food Co., Ltd., which is a well-known brand of ham sausage.
* Zhou Qingong: It belongs to Qingdao Xinfusheng Catering Co., Ltd., and its Liuting secret trotters have been rated as one of the top ten special snacks in Qingdao and a famous Chinese snack. Its production skills are excellent, there is no antiseptic material, and it is pure, delicious, refreshing and not greasy.
* Wanxiangzhai: Wanxiangzhai ham sausage produced by Qingdao Wanxiangzhai Food Co., Ltd. Its products include traditional Chinese products such as sauce, halogen, smoking and filling, and newly developed western-style enema and barbecue products.
* Huaqing: Huaqing ham sausage produced by Qingdao Huaqing Meat Store is a comprehensive group enterprise which adopts the scientific feeding mode of "enterprise+farm+farmer" and integrates scientific research and development, piglet breeding, breeding and slaughter, meat product processing and food catering services.
* Dewei: Dewei ham sausage produced by Qingdao Dewei Food Co., Ltd.
* Gulixiang: Gulixiang ham sausage produced by Qingdao Gulixiang Food Factory.
These brands are authentic brands of Qingdao Old Ham. You can choose the right brand according to your taste and preference.