The Group enters into lease agreements to have leasing for self-operated stores, office spaces, and other corporate assets that the Group utilizes.

Supplemental balance sheet information related to operating lease was as follows:


	As of December 31,
	2024	2025
	RMB	RMB	US$
Operating lease right-of-use assets	5,937,063	7,637,320	1,090,065

Operating lease liabilities – current	2,343,387	2,948,353	420,815
Operating lease liabilities – non-current	3,330,529	4,315,808	615,990
Total operating lease liabilities	5,673,916	7,264,161	1,036,805

The weighted average remaining lease terms and discount rates for the operating lease were as follows:


	As of December 31,
	2024		2025
Weighted average remaining lease term (years)	1.59		1.72
Weighted average discount rate	3.737	%	3.773	%


				For the year ended
				December 31,
		Classification		2023		2024		2025
				RMB		RMB		RMB		US$
Operating lease cost		Store rental and other operating costs		1,399,217		2,331,919		2,917,711		416,441
Variable lease cost		Store rental and other operating costs		99,981		122,187		199,976		28,542
Total lease cost				1,499,198		2,454,106		3,117,687		444,983

For the years ended December 31, 2023, 2024 and 2025, cash paid for operating lease liabilities were RMB1,442.0 million, RMB 2,308.0 million and RMB2,989.9 million (US$426.7 million), respectively.

As of December 31, 2025, the Group has entered into operating leases that have not yet commenced of RMB58.6 million (US$8.4 million), primarily related to store leases. These leases will commence between fiscal year 2026 and fiscal year 2032 with lease terms ranging from 3 months to 72 months.

Future minimum lease liabilities under non-cancellable operating leases consisted of the following as of December 31, 2025:


		RMB		US$
2026		2,948,353		420,815
2027		2,198,778		313,829
2028		1,364,464		194,748
2029		705,407		100,682
2030 and thereafter		505,977		72,217
Less: interest		(458,818)		(65,486)

Total		7,264,161		1,036,805