Loudspeaker,PAS,Antenna series Changzhou Maikai Electronic Equipment Co., Ltd. was established in 2003, is a major manufacturer specializing in automobile speakers, antennas, sound column and other plastic parts. It now covers an area of 12000 square meters and has more than 130 employees. Quality and Service is our aim, Major and Technology is our soul! At present, we already established the friendly business relationships with Korean Ssangyong, Kia, Chang