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Where is the isbn code of Chinese public education?
It's under the barcode at the back of the book.

The row of numbers below the bar code at the back of the book is isbn code.

ISBN is an international publication identification code. There are many ways to query the ISBN number of a book. Just register on the website of the Propaganda Department of the Communist Party of China (CPC) Publication Information Center, and you can query the ISBN number of China books.