Yangshan County is a county in the northwest of Guangdong Province, China, bordering Hunan province to the north. It is under the administration of the city of Qingyuan. A military camp was established in the area in the late Qin dynasty. It was Emperor Han Wu Di who formally recognized Yangshan as a county. A Tang dynasty poet, Han You, visited it and …Yangshan County is a county in the northwest of Guangdong Province, China, bordering Hunan province to the north. It is under the administration of the city of Qingyuan. A military camp was established in the area in the late Qin dynasty. It was Emperor Han Wu Di who formally recognized Yangshan as a county. A Tang dynasty poet, Han You, visited it and wrote a poem about his journey, "The Travel Diary of Swallow Pavilion".