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阅读理解
Mobile music is also called wireless music; it is a kind of service that playing music on mobile phones by downloading from telecommunication networks．
Mobile music includes mobile phone ring tone, Color ring back tone and mobile phone music．
Mobile phone ring tone and color ring back tone are well-known Mobile Value-added(增值)service, while mobile phone music is an emerging(涌现)service and it has a great market potential in 3G Era(时代)．
Mobile phone music is the service of playing music files functioned by mobile phone playing software．
There is an inheritance(继承)relationship among mobile phone ring tone, color ring back tone and mobile phone music．In 2005, the market scale for mobile phone ring tone will reach 2.8 billion yuan, tend to be saturation(饱和状态)．Color ring back tone market will exceed(超越)mobile phone ring tong market with a market scale of 5 billion yuan by the end of 2005．However, from 2007, the color ring back tone market will start to decline(减少)．Due to the high market demand, starting from 2006, mobile phone music market will show a high growth, and its market scale will reach as high as 8 billion yuan．
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