Population: about 374,000 Population density: 452 people/km2 Pingyin County is located in the southwest of Jinan City, Shandong Province, bordering the Yellow River to the north, with east longitude 116°12′-116°27′ and north latitude 36°1′-36°23′.

It borders Changqing to the north, Dongping to the southwest, Feicheng to the east, and faces Dong'a County across the Yellow River to the northwest.

The whole territory is 50 kilometers long from north to south and 37 kilometers wide from east to west.

Area is 827 square kilometers.

At the end of 2003, the county's total population was 374,000, including 100,400 non-agricultural population.

The people of the county are stationed in Pingyin Town.

Postal code: 250400.

Code: 370124.

Area code: 0531.

Pinyin: Pingyin Xian.

Administrative division: Pingyin County governs 6 towns and 1 township: Pingyin Town, Dong'a Town, Xiaozhi Town, Kongcun Town, Hongfanchi Town, Meigui Town, and Ancheng Township.

Historical evolution: During the Daye period of Sui Dynasty, Qianyin County was established.

It was named after Pingyin County in the Spring and Autumn Period. The old city is located 35 miles northeast of the county.

According to "Pingyin County Chronicle": "Yu Gongdongdongyuandigan, and the city is in the Yin of Dongyuan", so it was named Pingyin.

It was the land of Lu in the Spring and Autumn Period, Qiyi in the Warring States Period, and Jibei County in the Qin Dynasty.

Han belongs to Taishan County.

The Three Kingdoms belongs to the Wei Yanzhou Assassination Department.

The two Jin Dynasties belonged to Jibei Kingdom.

During the Liu and Song Dynasties in the Northern and Southern Dynasties, it was under the jurisdiction of Jibei County.

In the 16th year of Emperor Kaihuang's reign in the Sui Dynasty (596), Yushan County was established.

In the second year of Daye (606), Pingyin County was established, which was the beginning of the naming of "Pingyin".

In 607 AD, Emperor Yang of the Sui Dynasty changed the prefecture to a county, and Pingyin County belonged to Jibei County.

In 627 AD (the first year of Zhenguan in the Tang Dynasty), it belonged to Jezhou. In 754 AD (the 13th year of the Tang Dynasty), it belonged to Yunzhou. In 832 AD (the sixth year of Taihe in the Tang Dynasty), Pingyin was abolished and divided into Lu County and Dong'a County.

In 837 AD (the second year of Kaicheng in the Tang Dynasty), Pingyin County was restored and still belonged to Jeju.

During the Five Dynasties period (AD 907-960), military trumpets were used uniformly, and Pingyin was under the jurisdiction of the Heavenly Army.

In 1119 AD (the first year of Xuanhe of Song Dynasty), it belonged to Dongping Prefecture.

In the early Yuan Dynasty, it belonged to Shandong West Road, and later it belonged to the general manager's office of Dongbiao Road, Yanhe North Road.

In the Ming Dynasty, it belonged to Dongping Prefecture.

In 1735 AD (the 13th year of Yongzheng reign in the Qing Dynasty), it belonged to Tai'an Prefecture.

In 1912 (the first year of the Republic of China) it belonged to Jixi Road.

In 1917 (the sixth year of the Republic of China) it belonged to Donglin Road.

In 1927, the road was abandoned and became a province.

During the Anti-Japanese War, it was the county office and belonged to Luxi Road.

From 1935 to 1945, it was Tai'an Road.

In October 1939, after the establishment of the Anti-Japanese War in Pingyin County, it belonged to the Western Taipei Administration.

In 1943, it belonged to the Sixth Special Office of Jilu Yu.

In 1946, it returned to Taixi District.

In May 1950, it belonged to Tai'an District.

In November 1958, Pingyin County was merged into Dongping County and belonged to the Liaocheng Agency.

In October 1959, Pingyin County was restored and belonged to Jinan City.

In April 1960, it belonged to Heze District.

It belonged to Jinan City on February 12, 1961, and on April 18 of the same year, Jinan was restored to Tai'an Prefecture.

It belongs to Jinan City since March 27, 1985.

In the Qing Dynasty, the county governed 24 li and 333 villages.

In the early period of the Republic of China (1912-1936), it governed 5 districts and 192 towns. In 1937, the Japanese and puppet regime continued to use the districts and townships of the Republic of China.

After the establishment of the Democratic People's Republic of China, in the winter of 1939, the fourth and fifth districts of Pingyin County (Niujiao District and Dan Town) were placed under the jurisdiction of Fei, Yin, and A offices.

In April 1940, the Fei, Yin and Ah offices were abolished, and the Ah office was established in May of the same year.

In January 1943, Pingyin County and Dong'a County were merged to form Ping'a County, which governed 7 districts.

In the spring of 1947, the two counties were separated and Pingyin County administered four districts.

In 1949, it was adjusted to 6 districts.

In 1950, 88 townships were established in the district.

In 1952, it was adjusted to seven districts.

In 1956, the district was withdrawn and merged into townships, with 21 townships under its jurisdiction.

In March 1958, it was adjusted to 13 townships, and in September it was adjusted to 8 townships and towns; in November, 4 people's communes were established.

In October 1959, Dongping County was abolished and Pingyin County was restored, with jurisdiction over 9 communes.

In April 1961, it governed 10 communes.

Dongping County was restored in January 1962, and Pingyin governed 4 communes. In March of the same year, it was divided into 9 communes.

In 1963, it was adjusted to 12 communes.

In May 1984, the community was dismantled and built into districts and townships, with jurisdiction over 8 districts and 31 townships and towns.

In March 1985, eight districts were established: Pingyin, Luanwan, Meigui, Suncun, Xiaozhi, Dong'a, Jiuxian, and Hongfan, and Boshou, Sanhuang, Maopu, Ancheng, Zhuangke, Xiagou, Zhanxi,

23 townships: Zishun, Ligou, Chenlao, Qiandayu, Dianzi, Zhanwa, Qiji, Shikoushan, Baita, Taihe, Jiuxian, Jicheng, Yincun, Hongfanchi, Shibeizi and Yanzhuang

, Pingyin, Luanwan, Diaoshanshanpo, Kongcun, Xiaozhi and Dong'a 6 towns.

On September 20, 1985, the district was withdrawn and merged into townships, with jurisdiction over 5 towns and 7 townships: Pingyin, Xiaozhi, Dong'a, Kongcun, Diaoshanpo Town, Ancheng, Jiuxian, Dianzi, Meigui, Luanwan,

There are 7 townships, Hongfanchi and Ligou, with jurisdiction over 421 natural villages and 371 village committees.

Area is 900 square kilometers.

On April 21, 1993, Rose Township and Hongfanchi Township were removed from their villages and established as towns.

So far, Pingyin County has jurisdiction over 7 towns and 5 townships.

(Above source) On January 23, 1996, the reorganization system of the old counties and townships in Pingyin County was placed under the jurisdiction of Dongping County. The administrative boundaries of the old counties and townships were based on the 1:50,000 topography attached to Jizheng [1996] No. 3

The boundaries drawn on the map shall prevail (Lu Zheng Zi [1996] No. 24).