Engineering Intern applicants have rated the interview process at NIO with 2 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 83.3% positive. This is according to Glassdoor user ratings.
Here are the most commonly searched roles for interview reports -
Two round in a day. Seems to be a rush hiring. One round with the mentor and another round with HR. As long as the mentor accepts you, you basically have the job.