- Tianjin Sitong Electronic Co., Ltd
- Address:South of Baitangkou Village, Xinzhuang Town, Jinnan District, Tianjin, China Tianjin Tianjin China
- Beijing Meiledisi Music Instrument Co Ltd
- Address:tongzhou district,beijing Beijing Beijing China
- Shenzhen Hengguan Pingu Electronics Co., Ltd
- Address:Shenzhen Hengguan Pingu Electronics Co., Ltd Shenzhen Guangdong 518108 China
- Xinyuan Haiyang Musical Instrument Co.Ltd
- Address:Anping beizhangzhuang gongyequ Hengshui Hebei 053600 China
- Nantong A.flower Garments Co., Ltd
- Address:Haian Nantong JiangSu 226671 China
- Musical Instrument City Co,. Ltd
- Address:Dongping North Road 226-1,Baiyun district, Guangzhou, China Guangzhou Guangdong China