Step 1: The writer needs to go to the VIP official website first, then click on the papertime prepaid card and enter 463092.

Step 2: Find the duplicate test paper in the menu bar and click Enter.

Step 3: When submitting a paper, in order to reduce some words, you must delete English abstracts and references.

Step 4: After duplicate checking, you can click "Menu Bar" to view the report, you can check the repetition rate and then click "Modify Online" to modify the paper.

Whip. Com (formerly known as VIP Information Network) is a comprehensive literature database launched by Chongqing VIP Information Co., Ltd. in 2000. Whip. Com includes database publishing, knowledge network dissemination, periodical distribution, electronic periodical production and distribution, literature digitization project and other personalized services.

Vip network background:

Whip. Com, formerly known as "VIP Information Network", is a website founded by Chongqing VIP Information Co., Ltd., the founder of China periodical database construction. It has become the largest comprehensive literature database in China. Since 1989, it has been committed to the scientific and rigorous research, analysis, collection, processing and other in-depth development and promotion of massive newspaper data. It has achieved the goal of serving the society with information technology and promoting China's scientific and technological innovation.

Since the establishment of 1993, the company's business scope involves database publishing, knowledge network dissemination, periodical distribution, electronic periodical production and distribution, online advertising, document digitization project and various personalized services based on electronic information resources. At present, there are more than 5,000 enterprises and institutions including Hong Kong, Macao and Taiwan, with more than 3 million registered users, providing readers with more than 200 million reading services.