| Related party transactions |
Note 21. Related party transactions | 1) | Nature of relationships with related parties | | Name | | Relationship with the Company | | Wenzao Huang | | Director and shareholder of the Company | | Yunjun Huang | | Director and shareholder of the Company | | Rongjun Xu | | CEO of the Company | | Lihui Xu | | Ultimate controller of Kerui Enterprise Limited, shareholder of the Company | | Lianken Enterprise Limited (“Lianken”) | | 100% owned by Wenzao Huang | | Tianhua Enterprise Limited (“Tianhua”) | | 100% owned by Xiaolong Chen | | Xingcan Enterprise Limited (“Xingcan”) | | 100% owned by Yunjun Huang | | Weibo Enterprise Limited (“Weibo”) | | 100% owned by Jinliang Xu | | Quanzhou Huasen Hardware and Plastic Products Co., Ltd (“Quanzhou Huasen”) | | 100% owned by Wenzao Huang | | 2) | Related party balances | | Accounts | | Name of
related parties | | As of
June 30,
2026 | | | As of
December 31,
2025 | | | Due to related parties | | Wenzao Huang | | $ | 858,911 | | | $ | 280,541 | | | | | Lihui Xu | | | — | | | | 1,330 | | | Due to related parties | | | | $ | 858,911 | | | $ | 281,871 | | | Accounts | | Name of
related parties | | As of
June 30,
2026 | | | As of
December 31,
2025 | | | Due from related parties | | Xiaolong Chen | | | 25,097 | | | | 5,807 | | | | | Yunjun Huang | | | 9,502 | | | | 2,173 | | | | | Lihui Xu | | | 18,985 | | | | — | | | | | Lianken | | | 1,160 | | | | 1,169 | | | | | Tianhua | | | 1,160 | | | | 1,169 | | | | | Xingcan | | | 1,160 | | | | 1,169 | | | | | Weibo | | | 1,160 | | | | 1,169 | | | Due from related parties | | | | $ | 58,224 | | | $ | 12,656 | | 3) Related party transactions For the six months ended June 30, 2026, the related parties provided working capital to support the Operating Entity’s operations when needed. The borrowings were unsecured, repayable on demand, and interest-free. The following table summarizes the Operating Entity’s borrowing transactions with the related parties: | Name of related parties | | Lend to
Operating
Entity | | | Collect from
Operating
Entity | | | Wenzao Huang | | $ | 578,369 | | | $ | — | | | Lihui Xu | | | — | | | | 1,330 | | | Total | | $ | 578,369 | | | $ | 1,330 | | For the six months ended June 30, 2026, the Operating Entity provided loans to related parties. The borrowings were unsecured, repayable on demand, and interest-free. The following table summarizes the Operating Entity’s borrowing transactions with the related parties: | Name of related parties | | Lend from
Operating
Entity | | | Repaid to
Operating
Entity | | | Xiaolong Chen | | $ | 19,254 | | | $ | — | | | Yunjun Huang | | | 7,329 | | | | — | | | Lihui Xu | | | 18,985 | | | | — | | | Total | | $ | 45,568 | | | $ | — | | For the six months ended June 30, 2025, the Operating Entity provided loans to related parties. The borrowings were unsecured, due on demand, and interest-free. The following table summarizes the Operating Entity’s borrowing transactions with the related parties: | Name of related parties | | Lend from
Operating
Entity | | | Repaid to
Operating
Entity | | | Lianken | | $ | 267 | | | $ | — | | | Tianhua | | | 267 | | | | — | | | Xingcan | | | 268 | | | | — | | | Weibo | | | 268 | | | | — | | | Total | | $ | 1,070 | | | $ | — | | | Transaction Types | | Name of
related parties | | For the
six months
ended
June 30,
2026 | | | For the
six months
ended
June 30,
2025 | | | Sales | | Quanzhou Huasen | | $ | 25,429 | | | $ | 11,592 | | | Total | | | | $ | 25,429 | | | $ | 11,592 | | For the six months ended June 30, 2026 and 2025, the Company generated revenue from related parties in the amount of $25,429 and $11,592, respectively. The following table summarizes the Operating Entity’s accounts receivable balance with the related parties: | Accounts | | Name of
related parties | | As of
June 30,
2026 | | | As of
December 31,
2025 | | | Accounts receivable | | Quanzhou Huasen | | $ | 2,332 | | | $ | 11,753 | | | Total | | | | $ | 2,332 | | | $ | 11,753 | | As of June 30, 2026 and December 31, 2025, the Company’s accounts receivable balance from related parties amounted to $2,332 and 11,753, respectively.
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