You can download SG Shangzhiyin on Baidu and go to their music library to see if there is any suitable music. I think there should be some. I remember that when I used their music library to select songs, their music library would be classified in great detail according to different occasions, time periods, festivals, etc., such as daytime, night, Spring Festival, National Day, Valentine's Day, and You can look for the divisions of various business locations such as shopping malls, hotels, clothing stores, restaurants, hospitals, 4S stores, etc. in the hotel subdivision. They also have classifications of different music styles. I think it would be good to use something fresh and cheerful for the fountain music.