National Geographic国家地理：http://natgeo.com.cn/
Chinese dictionary/ history汉典：https://www.zdic.net/
Chinese cultural Tourism Network中国文旅网：http://www.cctn.cn/
Chinese cultural video中华优秀传统文化: https://tv.cctv.com/2019/06/06/VIDAC8LvLAsMu4XeGzqLAyNw190606.shtml
Chinese National Treasure中国国之瑰宝: http://tv.cctv.com/special/chineseculture/nationalgift/index.shtml?from=groupmessage
Chinese history summary中国历史概况: http://www.gov.cn/test/2005-05/24/content_436.htm
Geographical Information Platform 地理检测平台：http://www.dsac.cn/DataProduct/Index/30