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v3.25.3

SUBSEQUENT EVENTS (Details) - Subsequent event | Aug. 01, 2025 CNY (¥) Y | Jul. 18, 2025 CNY (¥) m² ¥ / m² | Jul. 18, 2025 USD ($) m² ¥ / m² | Jul. 04, 2025 CNY (¥) m² | Sep. 11, 2025 CNY (¥) | Sep. 11, 2025 USD ($) | Aug. 01, 2025 USD ($)
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Beijing Xunhuo |  |  |  |  |  |  |
SUBSEQUENT EVENTS |  |  |  |  |  |  |
Total gross floor area | m² |  |  |  | 758.83 |  |  |
Independent assessed value |  |  |  | ¥ 7,053,325 |  |  |
Sale price of real estate property |  | ¥ 7,102,828 | $ 989,583 |  |  |  |
Paid in cash for sale price of real estate property |  | 5,600,000 |  |  |  |  |
Lease payments |  | ¥ 1,502,828 |  |  |  |  |
Lease term |  | 3 years | 3 years |  |  |  |
Area of property | m² |  | 479.83 | 479.83 |  |  |  |
Rental rate | ¥ / m² |  | 2.9 | 2.9 |  |  |  |
Deferred rent over the lease term |  | ¥ 1,502,828 |  |  |  |  |
Bank of China |  |  |  |  |  |  |
SUBSEQUENT EVENTS |  |  |  |  |  |  |
Principal amount |  |  |  |  | ¥ 3,000,000 | $ 413,600 |
Fixed interest rate per annum |  |  |  |  | 3.14% | 3.14% |
Revolving credit facility |  |  |  |  |  |  |
SUBSEQUENT EVENTS |  |  |  |  |  |  |
Term of revolving credit facility | Y | 2 |  |  |  |  |  |
Term of credit facility | 1 year |  |  |  |  |  |
Maximum borrowing capacity | ¥ 3,000,000 |  |  |  |  |  | $ 413,600
Fixed interest rate | 4.58% |  |  |  |  |  |

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