beijing junfeng electronic technology co., ltd. is a professional audio and video lighting engineering company that provides comprehensive audio and video products and solutions. it is committed to providing complete and professional professional audio, stage lighting, and conference audio and video system solutions.
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shenzhen audio company large lighting and audio multi-function hall audio conference professional audio, audio engineering, audio equipment manufacturer wholesale more than 10 years of professional audio industry practical experience tel: 13902931823 manager huang
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