A well-known folk music brand, the trademark of which is held by Jiujiang Jinjiang Musical Instrument Store Co., Ltd., is endorsed by the famous erhu player, Teacher Zhou Wei. Headquartered in Jiujiang City, Jiangxi Province at the foot of the beautiful Lushan Mountain, it has branches in Beijing and Shandong. Mr. Gu Cunxiong, the founder of Longyun Erhu, was awarded the title of "Erhu Master". Longyun Erhu is deeply favored by folk music players and lovers at home and abroad, and its products have spread all over the country and exported to Japan, Singapore, Taiwan Province, Hong Kong and Macao.