It is a very good choice for students to choose a safe and reliable duplicate checking system in advance in order not to waste the opportunity of free duplicate checking in schools. At present, there are many accurate and highly recognized duplicate checking platforms, but for students, the cost of duplicate checking is generally unbearable. For the professional duplicate checking of an undergraduate thesis, the cost of duplicate checking is around 300 yuan.

If there are special circumstances, the weight of three times of free check can't meet the standard of duplicate check, then it is also a suitable choice to find a suitable platform to check the papers for free. The duplicate checking system of HowNet adopted by most colleges and universities is not open to individuals. School libraries can generally check, but they need to charge or limit the number of repeated checks. At this time, you can check it online. There are many websites that know how to check for duplication.