Enter the paperyy website on time. Uploading the file will cancel all automatically checked payment items. 0 yuan will be displayed when payment is made. Click Payment directly, and you will automatically jump to the duplicate checking page.
It should be noted that if the free time range is exceeded, users need to pay according to the regulations to use the service. At the same time, in order to protect personal privacy and information security, it is suggested that unfinished papers should not be uploaded directly to the network for duplicate checking.