analyze the changes of increase and secretion in the following balance sheet.

Increase or (Decrease) during 2021

	2020	2021	Amount	Percent
	RMB million	RMB million	RMB million
current assets
Cash and cash equivalents	$42,122	$36,220	($5,902)	14%
Marketable securities	42,274	59,829	17,555	41.5%
inventory	23,795	32,640	8,845	37.1%
Accounts receivable, net and other	24,542	32,891	8,349	34%
Total current asset	$132,733	$161,580	$28,847	22.7%
Property and equipment, net	113,114	160,281	47,167	41.7%
Operating leases	37,553	15,371	(22182)	59%
Goodwill	15,017	15,371	354	2.3%
Other assets	22,778	27,235	4457	19.6%
Total assets	$321,195	$420,549	$29,796	9.2%
Liabilities and	Stockholders	Equity
Current liabilities
Accounts payable	$72,539	$78,664	6125	8.4%
Accrued expenses and other	44,138	51,775	7637	17.3%
Unearned revenue	9,708	11,827	2119	21.8%
Total current liabilities	$126,385	$142,266	$15881	12.5%
Long-term lease liabilities	52,573	67,651	15,078	28.7%
Long-term debt	31,816	48,744	16928	53.2%
Other long-term liabilities	17,017	23,643	6626	38.9%
Current liabilities
Stockholders equity:
Preferred stock, $0.01 par value: Authorized shares 500 Issued and outstanding shares none Common stock, $0.01 par value: Authorized shares 5,000 Issued shares 527 and 532 Outstanding shares 503 and 509	5	5	0	0%
Treasury stock, at cost	(1,837)	(1837)	0	0%
Additional paid-in capital	42,865	55,538	12674	29.6%
Accumulated other comprehensive income (loss)	(180)	(1,376)	(1196)	644.4%
Retained earning	52,551	85,915	33,364	63.5%
Total stockholders equity	$93,404	$138,245	$44,841	48%
Total liabilities and stockholders equity	$321,195	$420,549	$99,354	30.9%