Yiyuan County belongs to Zibo City, Shandong Province, China. It is located in the middle of Shandong Province, with Linqu County of Weifang City in the east, Yishui County in the southeast, Laiwu District and Gangcheng District of Jinan City in the west, xintai city City of Tai 'an City in the southwest, Mengyin County of Linyi City in the south and Boshan District in the north. Zichuan District faces each other, with a total area of 1,636 square kilometers.

Yiyuan County is the birthplace of ancient humans in Shandong, a national tourism demonstration zone, an agricultural product advantage zone with China characteristics, a national civilized county, national key ecological function area, a national sustainable development experimental zone, a revolutionary cultural relics protection and utilization zone, and a national export food and agricultural product quality and safety demonstration zone.

Scenic spots:

1. Qinglong Lake Scenic Area

Qinglong Lake Scenic Area is located in the north of Yuezhuang Town, Yiyuan County. There are Qinglong Lake, Qinglong Mountain, Qinglong sculpture, water cruise ship, lotus pond, swimming pool, organic vegetable and grain planting base, fruit and vegetable picking garden, steed resort, game food garden, etc. The water surface of the lake is more than 8 mu, and Qinglong Mountain is located in the southwest of Qinglong Lake at an altitude.

2. Tangshan Scenic Area

Tangshan Scenic Area is located in Dongli Town, Yiyuan County. Li Shimin, Emperor Taizong of Tang Dynasty, built eleven-story double stone pagodas here, also known as Tashan. Therefore, the mountain is surrounded by nine peaks, also known as Jiuding Lotus Mountain. The main peak is 516 meters above sea level, and thousands of acres of Cooper on the mountain are evergreen all the year round, with a forest coverage rate of over 98%. It is a natural oxygen bar. There are Mituo Temple, Guanyin Pavilion, Cliff Statues, Millennium Ginkgo biloba and ancient wells in the scenic area.