The division of medium receivers in China which rose in the 90th last century has been boosting the evolution of media. Though the division of media has developed more quickly than before,it doesn't satisfy the the need of the division of stratum ,market and receivers.The receivers which the advertisers focus on can't be covered well by traditional media. The LCD Media in commercial building was launched in 2003 in China,it makes use of the "boring time" to establish a medium market holds more than billion. |