Xuansheng Electronic Factory, specializes in technique researching and manufacturing professional stage audio equipment. Our company has provided sound equipment for many famous corporations and trade companies since 1998. After ten years of development, we have created our own brand - ROJAAZ, which combines high technique and music artist perfectly. Our engineers, who have over 15 years of experience, keep researching new technology and the demands of market, to make ROJAAZ stronger and stronger. Meanwhile, we can provide solution for solving customers' technical problems. Nowadays, we are a competitive supplier for huge outdoor performances, large indoor vocal concerts and large-scale meeting halls.