1. Linyi (línyí), named after Linyi River, is located in the southeast of Shandong Province, bordering the Yellow Sea in the east and northern Jiangsu in the south. Located at the junction of the Yangtze River Delta economic circle and the Bohai Economic Circle, it is located in the national key development area of Donglonghai, and is known as "Qilu chin throat, Xu Huai locks the key". It now governs 12 counties and 3 development zones, with a total population of 108 10000 people and a total area of 17200 square kilometers, with plains, mountains and hills accounting for one third each, making it the largest city in Shandong Province.

2. Linyi City is located at 34 22' ~ 3613' north latitude and17 24' ~19165438' east longitude, with a maximum distance of 228km from north to south.

Linyi is an important birthplace of Dongyi civilization with a history of more than 2500 years. In the pre-Qin period, Xu, Yong, Fei, Ju and other countries were born successively. Qiyang City was built in the Spring and Autumn Period, Langya County in the Qin Dynasty, Linyi County in the Han Dynasty and Yizhou Prefecture in the Qing Dynasty. During War of Resistance against Japanese Aggression and the War of Liberation, Zhong * * established the revolutionary base areas of Binhai, Luzhong and Lunan in Linyi, and successively established Zhong * *.