- Winsound Electronic Co., Ltd.
- Address:no.13,yayao middle road,yayao district Guangzhou Guangdong China
- Yudeer Technology Co.,Ltd
- Address:baoan district Shenzhen Guangdong China
- LTI Technology Co.,Ltd
- Address:New Mabu village,Haicheng road,Xixiang town,Baoan Shenzhen Guangdong 518102 China
- Guangzhou Zhongyang Electronic Sound Science&Technology Co,.Ltd
- Address:NO.39th, the 4th Street,Dongyuan Road,Kengtou Village,Nancun Town,Panyu,Guangzhou,China Guangzhou Guangdong 511442 China
- Dong Guan Yen Lung Electronics Co.,Ltd.
- Address:Song Mushan District, Da Lang Town Dongguan Guangdong 523795 China
- NAC Audio Co.,Ltd.
- Address:Lane 8, Dong Jiao Road, NingBo, Zhe Jiang, China Ningbo Zhejiang 315040 China
- Sanyili Electronics Co., Ltd
- Address:10th F,A9 Block,Tian Rui industrial area,Fu Yuan 1st road,Fu Yong Street Shenzhen Guangdong 518103 China
- Tbon Audio International Electronic Co., Ltd
- Address:Guangzhou Guangzhou Guangdong China
- Shenzhen Wayto Technology Co., Ltd
- Address:Dalang Street, Longhua, Baoan Area Shenzhen Guangdong 518109 China
- God Legend Co., Ltd
- Address:Xixiang Shenzhen Guangdong 518000 China
- Shen Zhen Amber Tech Co.,Ltd
- Address:Room 201, No. 2, Xin'er Road, Xinwei, Fuyong Town, Baoan District Shenzhen Guangdong 518128 China
- Guangzhou Sonda Audio Electronics Equipment Co., Ltd
- Address:Building A6, Longhu Industrial Park, Shijing town, Baiyun District of Guangzhou City 510450,China. Guangzhou Guangdong 510450 China
- Doncoo Electronic Industry Co.Ltd
- Address:No.28 Hongmian Rd, Guangzhou, China Guangzhou Guangdong 510800 China
- Shenzhen Eson Technology Limited
- Address:Rm. 310, 403, Bldg. 403, Yannan Road, Futian Dist., Shenzhen, Guangdong, China (Mainland) Shenzhen Guangdong 518000 China
- Shenzhen Way Technology Co., LTD
- Address:Fuyong baoan bridge southern new village road no. 6297 Shenzhen Guangdong 518101 China
- Guangzhou RF-Stage Professional Equipments Co., Ltd.
- Address:Caohe Industry Zone, Qiaonan Town, Panyu District, Guangzhou Guangdong 511400 China
- Shenzhen Gangte Co.,Ltd
- Address:1# songgang baoan towon Shenzhen Guangdong 518004 China
- Sparkle Srar Electronic Company
- Address:hungfu road 62 Shenzhen Guangdong 517113 China
- Shenzhen Zena Electonic Co.,Ltd
- Address:4th floor,2 block, chao hui tower techology park,da lang,longhui,shenzhen,China Shenzhen Guangdong 518000 China
- Sonor Company Limited
- Address:xixiang street Shenzhen Guangdong China