Related party transactions - Schedule of Name and Relationship with Related Parties (Details) |
6 Months Ended |
|---|---|
Jun. 30, 2026 | |
| New Link [Member] | |
| Related party transactions - Schedule of Name and Relationship with Related Parties (Details) [Line Items] | |
| Name of related parties | Newlink |
| Relationship with the group | Controlling Shareholder |
| Huzhou Zhidianlaile New Energy Technology Co Ltd [Member] | |
| Related party transactions - Schedule of Name and Relationship with Related Parties (Details) [Line Items] | |
| Name of related parties | Huzhou Zhidianlaile New Energy Technology Co., Ltd. |
| Relationship with the group | Significantly influenced by the Group |