JUMBOAUDIO is the global leading manufacturer in speaker box industry with more
than 10 year`s history and experience since 2007. There are 3 manufacturing bases
covering 40,000 square meters, with annual production capacity of 1,200,000 pcs.
JUMBOAUDIO boasts more than 30,000 retail shops and chain stores and over 10 million users.
It also has a strong R&D team of 12 professional technicians, annually developing 16 new models
comprising 7 working precedes and 10 key quality control points.
and 2 independent patents. JUMBOAUDIO has 14 Automatic Speaker Assemble Lines, comprising
7 working precedes and 10 key quality control points
.
Complaint
