The villages and towns such as pool of Shandong horse herd, Yi Wen appears unidentified detonation g

Since March 10, 2019, a few villages and towns of bank of equestrian herd pool, Yi Wen, bank and water of short for the Yihe River produce unidentified detonation many cases sound, window of different place door has the area apparent shake feeling. A few days ago, the findings report that bank bank police station issues makes clear, this unidentified explosion sound should be training plane tail gas produces a sonic boom to arise. Bank bank police station expresses, please not with bruit ballad.