SEGMENT INFORMATION - Summary of Selected Financial Information Relating to Group's Segments (Details) |
12 Months Ended | |||
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Dec. 31, 2023
CNY (¥)
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Dec. 31, 2023
USD ($)
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Dec. 31, 2022
CNY (¥)
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Dec. 31, 2021
CNY (¥)
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| SEGMENT INFORMATION | ||||
| Net revenues | ¥ 221,618,968 | $ 31,214,379 | ¥ 206,820,874 | ¥ 202,209,465 |
| Operating cost and expenses: | ||||
| Cost of revenues | 106,961,759 | 15,065,249 | 104,315,856 | 97,413,915 |
| Research and development | 4,629,880 | 652,105 | 6,790,791 | 11,801,545 |
| Selling and marketing | 78,737,492 | 11,089,944 | 75,265,726 | 66,149,460 |
| Unallocated corporate expenses | 72,816,606 | 77,051,580 | 93,256,046 | |
| Total operating cost and expenses | 263,145,737 | 263,423,953 | 268,620,966 | |
| Other operating income, net | 30,865 | 4,347 | 16,515 | 22,018 |
| Loss from operations | (41,495,904) | (5,844,576) | (56,586,564) | (66,389,483) |
| Unallocated other income, net | 973,654 | 2,070,949 | 28,439,789 | |
| Loss before income taxes | (40,522,250) | $ (5,707,440) | (54,515,615) | (37,949,694) |
| Overseas art study services | ||||
| SEGMENT INFORMATION | ||||
| Net revenues | 201,955,180 | 181,833,076 | 21,174,198 | |
| Operating cost and expenses: | ||||
| Cost of revenues | 96,661,054 | 92,389,567 | 14,154,713 | |
| Research and development | 3,672,094 | 5,903,055 | 3,148,402 | |
| Selling and marketing | 73,182,842 | 69,398,473 | 5,598,532 | |
| Total operating cost and expenses | 173,515,990 | 167,691,095 | 22,901,647 | |
| Other operating income, net | 30,865 | |||
| Loss from operations | 28,470,055 | 14,141,981 | (1,727,449) | |
| Other educational services | ||||
| SEGMENT INFORMATION | ||||
| Net revenues | 19,663,788 | 24,657,609 | 181,035,267 | |
| Operating cost and expenses: | ||||
| Cost of revenues | 10,225,877 | 11,552,359 | 81,964,815 | |
| Research and development | 114,516 | 4,176,398 | ||
| Selling and marketing | 5,437,897 | 5,736,053 | 60,436,932 | |
| Total operating cost and expenses | 15,778,290 | 17,288,412 | 146,578,145 | |
| Loss from operations | 3,885,498 | 7,369,197 | 34,457,122 | |
| Others | ||||
| SEGMENT INFORMATION | ||||
| Net revenues | 330,189 | |||
| Operating cost and expenses: | ||||
| Cost of revenues | 74,828 | 373,930 | 1,294,387 | |
| Research and development | 843,270 | 887,736 | 4,476,745 | |
| Selling and marketing | 116,753 | 131,200 | 113,996 | |
| Total operating cost and expenses | 1,034,851 | 1,392,866 | 5,885,128 | |
| Other operating income, net | 16,515 | 22,018 | ||
| Loss from operations | ¥ (1,034,851) | ¥ (1,046,162) | ¥ (5,863,110) | |
| X | ||||||||||
- Definition The amount of other operating income net. No definition available.
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- Definition Unallocated corporate expenses. No definition available.
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- Definition Unallocated other non operating income expense. No definition available.
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- Definition The aggregate cost of goods produced and sold and services rendered during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Excludes Selling, General and Administrative Expense. No definition available.
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- References No definition available.
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- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The aggregate total amount of expenses directly related to the marketing or selling of products or services. No definition available.
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