After studied in-depth in professional audio field for many years, Guangzhou Xinlong Electronics Technology Co., Ltd. was in the first batch of RCF and other international audio giants' strategic partners, and reelected domestic sales champion of RCF for many years. Over these years, LDH Audio continued to grow and develop, now we own an operating headquarter covers area up to 3,500 square meters, also a high-specialized R & D production base with international advanced equipment, sales to Europe, Africa , Cambodia, Vietnam, Taiwan and other oversea markets. We designed to provide customers world-class entertainment PA solutions, which makes us a leading brand of professional entertainment PA systems.