Accrued expenses and other current liabilities consisted of the following:


	As of December 31,
	2024		2025
	US$		US$
Accrued payroll and social insurance		2,310,507		2,938,321
Cash collected on behalf of the customers(a)		77,408		53,683
Other taxes payable		662,974		540,679
Accrued IPO and follow-up offering cost		1,167,185		522,813
Accrued service expenses		789,427		403,298
Interest payable to investors		612,443		825,081
Others(b)		240,963		229,529
Accrued Expenses and Other Current Liabilities		5,860,907		5,513,404

a. The Group collects the EV charging considerations from end users on behalf of certain customers and pays to these customers on a regular basis.

b. Others as of December 31, 2024 and 2025 mainly included accrued warranty and other payable.