In Xiajin County, Unicom's base station construction density is higher than that of telecommunications, and the number is also higher than that of telecommunications. The signal is related to the density and number of base stations, so the Unicom signal is strong.

Xiajin County, alias Yinxiajin, belongs to Dezhou City, Shandong Province. It is an international eco-safety tourism demonstration base, the hometown of fruits in China, the vegetable oil demonstration county in China, the flour county in China and the famous cotton textile city in China.