Jeng Jin Car Audio Co., Ltd.--Car audio, amplifiers, audio-visual systems, coaxial speakers etc.
Established in 1974, Jeng Jin Car Audio Co., Ltd. develops car audio solutions based on extensive knowledge of in-car environment to create optimal sight and sound for drivers and passengers. The company's own FOCUS AUDIO brand has grown into a popular car-audio brand in Taiwan, commanding over... 詳全文