Yes According to the news released by official website, on October 20 17 165438 10, Ms. Zhang signed up for the online course training of nitrogen guide education. After paying the tuition fee of 8500 yuan at the time of registration, Ms. Zhang didn't want to go to the online school to study. Lao Nitrogen Guide Education provided her with a complete refund service manual (including the refund process and the list of refund materials). ) and other materials (and provided relevant refund materials), the refund was successful on 20 18 1 15.