2.PearlRiver (China well-known trademark, one of China's internationally competitive enterprises, national high-tech enterprise, Guangzhou Zhujiang Piano Group Co., Ltd.).
3. Steinway & Sons, founder of American modern piano manufacturing industry 1853, enjoys a high reputation, Steinway Piano (Shanghai) Co., Ltd.)
4. Helen Helen (once a famous brand in China, a national cultural industry demonstration base, a national cultural export key enterprise and a well-known brand in the industry, Helen Piano Co., Ltd.).
5. Xinghai Xinghai (a well-known trademark in China, once won a well-known trademark in China and a famous trademark in Beijing, and one of the more professional Chinese and western musical instrument manufacturers in China, Beijing Xinghai Piano Group Co., Ltd.).
6. Charles Walter (1975 was founded in the United States, one of the world's outstanding piano brands, one of the three better piano brands in the United States, Walter Piano Co., Ltd.) 7. Sanyi SAMICK( 1958, one of the largest piano manufacturers in the world, the perfect combination of classical beauty and modern style, Saile Sanyi Musical Instrument (Shanghai