Successful Cases

Relying on its exquisite technology and excellent service,

DSPPA has offered its public address equipment and solutions to lots of famous projects in and out China.

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PA System Supplier of 2014 Winter Olympics in Sochi, Russia

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PA System Supplier of World Expo 2010 Shanghai China

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PA System Supplier of 2008 Beijing Olympic Games

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PA System Supplier of High-Speed Railway of China

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