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Audio-Guangzhou DEMA(GRF) Pro Audio system Manufacturer

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Dengyu Ave. 10-10, Tangbudong Village, , Nancun Town, Panyu District, Guangzhou 511442 511442 Guangzhou

We, DEMA Electronics and Sound Co., LTD. were found in 1989. GRF is the Brand Name of DEMA. We specialize in researching, developing, manufacturing, and providing sales and technical services in Pro Audio & KTV Audio Equipment.

Early since 1996, when most of Chinese entertainment place & event providers still enjoyed using well-known European or American PA system, DEMA had realized that Chinese PA system would become a global trend in PA industry. With more then 20 years’ effort, DEMA has become one of the leading PA manufacturers in China.

t: view phone86 20 34829600/ 86 20 34829608


GRF Product lines cover:
Line Array System (Active/passive, Big outdoor and Mini Line array),
Professional Loudspeakers,
Plastic Loudspeaker (Active /Passive),
Power Amplifier,
Public address system,
Mixer and signal processors.
Karaoke System

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