we are founded in 2001, It is a professional audio equipment manufacture which with own R&D, manufacturing and marketing. Corp with 30000 square meter modern workshop, advanced assembling line, complete precision test equipment. fetch in German SMT technology. Build in international standard Denmark B & K electroacoustic test anechoic chamber and different series R&D centre, bardl has many own product patent and perfect quality guarantee system. Bardl and own product passed successively the ISO 9001:2000 international quality system certificate. China compulsion product 3 C certificate. The European union RoHs standard and international CB, the European union CE&RETTE, America FCC, Korea EK, MIC etc.