The invoice must be sent back to refund the tax refund fee, and the invoice must be red-washed and invalid. In another case, if the invoice is not sent back, the page fee can be refunded. When we issue the invoice, the tax is calculated separately, and we will inform you in advance what the page fee and tax are respectively.

Publication fee refers to the fee charged by periodical editors to authors who publish papers in regular academic journals approved by the State Press and Publication Administration.

Publishing fees are generated in the prosperous environment of academic journals and academic research; Judging from the constituent elements and procedures of the page fee itself, the page fee is a voluntary contract behavior of both parties, which is a slap in the face and there is no violation of law and discipline.

"Page fee" has long been an open secret of domestic academic circles. The paper industry chain, which is centered on page fee, has developed to a considerable scale. The reason can be said that the page fee has played a great role in boosting.