Information and Policy >  > 

Disclaimer
Disclaimer
All articles published in Xia & He journals represent the views and opinions of their authors, and not the views, opinions, or policies of the publisher, except where explicitly indicated. Xia & He Publishing Inc. shall not be held responsible for the use of views and opinions expressed in the articles; use of any information in the articles shall not be considered an endorsement by Xia & He Publishing of the products advertised.