593 kilometers. According to the query map, Yanjiao Town is located in sanhe city, hua county is located in Anyang, and the distance from Yanjiao to Wangu Town in hua county is 593 kilometers. Sanhe is a county-level city in Langfang City, Hebei Province. It is located at the junction of Beijing and Tianjin, just across a river from Beijing. It is the county-level enclave with the largest area and the highest administrative level in China.