| ACCOUNTS RECEIVABLE, NET |
3. ACCOUNTS RECEIVABLE, NET Accounts receivable, net consisted of the following: | | | | | | | As of December 31, | | | 2024 | | 2025 | | | RMB | | RMB | Accounts receivable | | 308,556,264 | | 208,368,929 | Allowance for doubtful accounts | | (176,634,845) | | (170,996,885) | | | | | | Accounts receivable, net | | 131,921,419 | | 37,372,044 |
The movement of the allowance for doubtful accounts was as follows: | | | | | | | | | For the Year Ended | | | December 31, | | | 2023 | | 2024 | | 2025 | | | RMB | | RMB | | RMB | Balance at the beginning of the year | | 29,593,693 | | 169,038,710 | | 176,634,845 | Additions | | 139,445,017 | | 19,840,922 | | 1,624,524 | Reversal | | — | | (12,244,787) | | (7,262,484) | Balance at the end of the year | | 169,038,710 | | 176,634,845 | | 170,996,885 |
|