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International experts jointly discuss the profit model of new media for periodicals

the first phase of the advanced seminar on innovation and practice of new media for periodicals sponsored by the China Journal association was held in Beijing recently. In view of the new problems and changes faced by the digital development of Chinese journals, the contents of this seminar include the application of two-dimensional code journals, the number of 4A

The deterioration of the earth's environment has aroused widespread concern

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