Consolidated Balance Sheets (Parentheticals) |
Dec. 31, 2025
CNY (¥)
shares
|
Dec. 31, 2025
USD ($)
$ / shares
shares
|
Dec. 31, 2024
CNY (¥)
shares
|
|---|---|---|---|
| Net of allowance | ¥ 4,214,100 | $ 602,608 | ¥ 5,645,777 |
| Class A Ordinary Shares | |||
| Ordinary shares, par value (in Dollars per share and Yuan Renminbi per share) | $ / shares | $ 0.5 | ||
| Ordinary shares, shares authorized (in Shares) | 400,000,000 | 400,000,000 | 400,000,000 |
| Ordinary shares, shares issued (in Shares) | 66,134,416 | 66,134,416 | 66,761,582 |
| Ordinary shares, shares outstanding (in Shares) | 66,134,416 | 66,134,416 | 66,761,582 |
| Class B Ordinary Shares | |||
| Ordinary shares, par value (in Dollars per share and Yuan Renminbi per share) | $ / shares | $ 0.5 | ||
| Ordinary shares, shares authorized (in Shares) | 100,000,000 | 100,000,000 | 100,000,000 |
| Ordinary shares, shares issued (in Shares) | 34,762,909 | 34,762,909 | 34,762,909 |
| Ordinary shares, shares outstanding (in Shares) | 34,762,909 | 34,762,909 | 34,762,909 |