| Schedule of Net Revenues |
| | | Year Ended December 31, | | | | | 2015 | | 2016 | | 2017 | | | | | RMB | | RMB | | RMB | | | Tuition fee | | | 1,174,596 | | | 1,545,680 | | | 1,909,692 | | | Certification service fee | | | 27,466 | | | 35,980 | | | 50,638 | | | Loan referral service fee | | | - | | | 8,750 | | | 30,803 | | | Others | | | 1,136 | | | 1,875 | | | 2,821 | | | Business taxes and surcharges | | | (25,190) | | | (12,681) | | | (20,148) | | | Total net revenues | | | 1,178,008 | | | 1,579,604 | | | 1,973,806 | |
|