Article 15 The standard spoken and written Chinese language used in information processing and information technology products shall be in conformity with the norms of the State.
Article 16 Where the relevant provisions of this Chapter are concerned, local dialects may be used under the following circumstances:
(1) When State functionaries really need to use them in the performance of official duties;
(2) Where they are used in broadcasting with the approval of the broadcasting and television administration under the State Council or of the broadcasting and television department at the provincial level;
(3) Where they are needed in traditional operas, films and TV programs and other forms of art; and
(4) Where their use is really required in publishing, teaching and research.