"Long Yu", is the designer's name and login name, which was began the Enlightenment of Father, when Long Yu was a child, he favorited radio. From ore radio, tubes, pipes crystal germanium, silicon tube, Universal IC, as the peer of Republic and difficult experience, Long Yu and the electronic and voice built a bond tightly. In the early reform and opening-up, in Duyun City of Guizhou Province Long Yu Electronic Factory founded. In order to ensure consistency and reliability of products, we made a great deal of process manufacturing and materials performance test, through a comprehensive analysis of a variety of related imports chip device structure and performance, and cloned a number of special devices. Accumulated a lot of the substantive application of electronic devices valuable experience.

Enjoy the sound balance, layered, transparent clarity, infection intensity, three-dimensional sound field with the flu and other audio-visual orientation to the true taste of different music effects!

Our Main Business: AC Line-conditioner, Power Amplifier, Speakers, Power Cord, Socket, Other Modules, etc.