SETRA is a solution provider in the following areas:��Computer site preparation works and all types of related activities including networking structured cabling.��AC DC power systems including, UPS, chargers, Batteries, frequency converters ...

We specialaize in Multimedia: PDA\'s, MP3 and MP4 players, WiFi, Bluetooth, Digital Cameras, Memory Cards, Mobile Phones and Portable Multimedia.

Founded in 1998, Changzhou Xinli Electronics CO.,LTDspecializes the manufacturing of power amplifiers, home theater sound boxes, Karaoke multimedia and mini music centers. In order to provide high quality products, we have introduced some advanced ...