- Ningbo Keli Power Co., Ltd.
- Address:LiShan Lu Cheng Miao Development Zone
- Ningbo Holida Electronic Technology Co., Ltd.
- Address:No.228 Huimao Road,Sanheng D.Z.Fenghua,Ningbo
- Guangzhou EB Electronic Equipment Co., Ltd.
- Address:No. 10, Guoben Street, Gan'gang Road, Gan'gang Village, Lanhe Town, Panyu Dist.
- Shenzhen Haiman Speaker Co., Ltd.
- Address:Building2,Hong ye industrial ParkLeZhuJiao VillageBaoan District ShenzhenChina
- Shanghai BSCT Tech Corporation Limited
- Address:#13-1028,No.2,Xincheng RD.,Nicheng Town,Pudong New Area
- Guangzhou Ho-Young Speaker Factory
- Address:No.418,Ershe Industrial Park,Jinpen Village
- Shenzhen Ao Yu Era International Technology Co., Limited
- Address:Longhua
- Wenzhou Hilmo Security Equipment Co., Ltd.
- Address:No.87 ,Zhenshantou,GuoXi,,Ouhai,Wenzhou ,China
- Guangdong Rainbow Electronics Co., Ltd.
- Address:Hongda High technology industry park,Boluo zone, Huizhou City ,Guangdong China
- Shenyang Guangxin Pioneer Traffic High Technology Co., Ltd.
- Address:No. 15 Yuanhang Zhong Road, Hunnan New District
- Jixing Musical Instrument Co., Ltd.
- Address:Longhu
- Dhsart Studio
- Address:No. 10 Huabian South Street
- Ningbo Lumisonix Enterprises Ltd.
- Address:Building 1, Lisi Plaza, Huifeng East Road, Yinzhou District
- Hangzhou Aihua Instruments Co., Ltd.
- Address:No.453 Wensan Road,Hangzhou
- Guangzhou Chuanzhou Electronic Technology Co., Ltd.
- Address:3rd Floor,Building B,Liancheng Industrial Park,NO. 26 Huanxi North Road, Tianhe District
- Guangzhou TASSO Pro Audio Co., Ltd.
- Address:# 2-1110, industrial building, Tian An Technology zone, Yingbin Road, #730, Panyu district, Guangzhou , China.
- Shenzhen Bohaosen Technology Co., Ltd.
- Address:Room 720, Xianke Laser Building, Bagua 4th Road, Futian District
- Lootom Telcovideo Network (Wuxi) Co., Ltd.
- Address:5th. Floor, 9 Building, 100# Dicui Road
- Haiyan Gelvo Telecom Equipment Co., Ltd.
- Address:North Baichi Road Haiyan County,Zhejiang Province,China
- Enping City Xuanyin Electronic Technology Co., Ltd.
- Address:Eeastern Industrial Zone ,Jintian Industrial Park