June 20, 2023. According to the query of the senior high school entrance examination network, the examination time for junior high school in Longxi County in 2023 is June 20th, 2023, and the examination time is 8: 30am-11:30pm-17: 30pm. Longxi County, belonging to Dingxi City, Gansu Province, is located in the southeast of Gansu Province, the middle of Dingxi City and the upper reaches of Weihe River, and the middle of Loess Plateau in central Gansu Province.