These resources are very useful for browsing or current awareness -- monitoring recent events and issues as covered in the press. However, to actually search for articles on a specific topic you should use the databases on this page.
Leyburn Library maintains links to prominent news sites. Following are links to substantial East Asia or Asia/Pacific sections of some of those sites.
The library also offers links to online newspaper sites around the world. From that list, below are links to three collections of links to Chinese newspapers and magazines. Most items are published in China, but some are published elsewhere.