Guangzhou Pearl River Piano Group Co., Ltd. researches, develops, manufactures, sells, and services pianos and digital musical instruments in China and internationally. Its product range includes pianos, violins, digital pianos, strings, guitars, wind instruments, folk instruments, accessories, and music teaching materials. The company also operates in art education, cultural media, radio, television, film and video production, property rental and management, and trading. It provides education consulting, technical services, instrument logistics, piano tuning, repair, rental, second-hand piano trading, and certification services. Its pianos are sold under the Kayserburg, Ritmüller, Pearl River, and Pearl River Prodigy brands. Founded in 1956 and headquartered in Guangzhou, China, it is a subsidiary of Guangzhou Urban Construction Investment Group Co., Ltd.