You can learn the mouth organ at Qinchuan Music and Art Training School in Hengshui. According to the Baidu Map search bar, enter where you can learn the harmonium in Hengshui and you will find that Hengshui Qinchuan Music and Art Training School can learn the harmonium. It is located in Hejian Office Building, Yucai Street, Taocheng District, Hengshui City, Hebei Province. Hengshui is a prefecture-level city in Hebei Province, China, and one of the prefecture-level administrative regions under the jurisdiction of Hebei Province. Hengshui City is located in the North China Plain and is one of the important cities in Hebei Province. Hengshui City borders Beijing to the north, Handan City and Xingtai City of Hebei Province to the east, Shandong Province to the south, and Shijiazhuang City and Baoding City to the west.