The GB 28050-2011 National food safety standards general principles for prepackaged food nutrition label (in short General Principles) was officially implemented since Jan. 1^st 2013, and this survey was aimed to understand the status of the nutrition labeling of prepackage food in supermarkets in Tangshan. MethodsThe survey was designed and analyzed according to General Principles. All 7 categories of prepackage foods were investigated in a Tangshan supermarket. Results885 food items were investigated, and 734(82.9%) items were labeled. The top three labeling categories were:beverages (50 items, 100%), milk and dairy products (80 items, 98.9%), meat products (98 items, 90.7%). The worst labeling category was seasoning (123 items, 65.4%). Energy and core nutrients were labeled on 718 items (97.8%), of which 696 items (96.9%) were qualified. Among the food with nutrition label, 78 items (10.6%) carried nutrition claims, and 76 (97.4%) of them were qualified. 55 items (7.5%) carried functional claims, and 53 (96.4%) of them were qualified. ConclusionCurrent General Principles was effectively promoted in practice, the labeling rate and qualified rate of all food nutrition labels requiring mandatory labeling reached 80%, except for food seasonings.