Mastermind Techlink Development (guangdong) Co., Ltd.

[ Manufacturer ]Main business are Electronic product

Shenzhen Minicreate Technology Co., Ltd.

[ Trader ]Main business are Sound products

Shenzhen Sine Electric Technology Co., Ltd.

[ Manufacturer Trader ]Main business are Communication interface circuit, Thick-film hybrid integrated circuit

Nanjing Shouping Science & Technology Co., Ltd.

[ Trader ]Main business are Telephone voice hardware

Shanghai Vcard Digital Technology Co., Ltd.

[ Trader ]Main business are Electronic products