Investigation of Mammal Diversity in Yanmen Guan Area;

Study on Yanmen Pass s Cultural Connotation;

However,nobody studys the temple fairs in the Yan Bei region,which can not but say is a regret.

Keep the alarm bell of history ringing with History as a Mirror --the retrospection and reflection on the massacre in Yantong area inflicted by Japanese army during the Anti-Japan war period;