Why doesn't Dongping County develop Yinshan Mountain in the west of the lake?

Dongping county was just established because of the lack of reasonable planning and the failure to develop the Yinshan Mountain in the west of the lake, which led to the large area of the reserve. Yinshan town, Dongping County, belonging to Dongping County, Tai 'an City, Shandong Province, is located in the west of Dongping County, east of Dongping Lake, south of Daimiao Town, west of Yellow River and north of Banjiudian Town, with an administrative area of 104.5438+0 square kilometers. By the end of 20 19, the registered population of yinshan town was 60 173.