Disaggregation of revenue from contracts with customers


	Years Ended December 31
	2019		2020		2021
	NT$		NT$		NT$
Product	(In Millions)		(In Millions)		(In Millions)

Wafer	$	927,317.3	$	1,178,456.3	$	1,405,300.3
Others		142,668.1		160,798.5		182,114.7


	$	1,069,985.4	$	1,339,254.8	$	1,587,415.0


	Years Ended December 31
	2019		2020		2021
	NT$		NT$		NT$
Geography	(In Millions)		(In Millions)		(In Millions)

Taiwan	$	84,255.2	$	129,082.9	$	203,963.7
United States		634,713.0		817,911.0		1,015,996.4
China		208,101.4		233,783.3		164,552.1
Europe, the Middle East and Africa		67,568.2		70,213.4		89,010.1
Japan		57,468.6		63,299.2		71,920.8
Others		17,879.0		24,965.0		41,971.9


	$	1,069,985.4	$	1,339,254.8	$	1,587,415.0

The Company categorized the net revenue mainly based on the countries where the customers are headquartered.


	Years Ended December 31
	2019		2020		2021
	NT$		NT$		NT$
Platform	(In Millions)		(In Millions)		(In Millions)

Smartphone	$	523,612.9	$	645,303.6	$	695,091.2
High Performance Computing		315,822.3		439,810.0		587,780.1
Internet of Things		86,342.7		110,355.2		133,006.0
Automotive		47,914.5		44,367.5		67,076.4
Digital Consumer Electronics		53,733.4		54,555.7		55,577.2
Others		42,559.6		44,862.8		48,884.1


	$	1,069,985.4	$	1,339,254.8	$	1,587,415.0


	Years Ended December 31
	2019		2020		2021
	NT$		NT$		NT$
Resolution	(In Millions)		(In Millions)		(In Millions)

5-nanometer	$	—	$	90,934.5	$	262,327.4
7-nanometer		249,548.1		394,837.0		440,383.1
10-nanometer		23,266.4		3,403.1		660.0
16-nanometer		186,700.9		197,959.0		191,058.9
20-nanometer		9,535.8		8,450.9		5,668.8
28-nanometer		149,578.7		149,367.7		153,066.6
40/45-nanometer		93,366.3		103,176.5		103,413.6
65-nanometer		69,250.0		61,226.7		66,467.9
90-nanometer		25,624.2		29,380.4		32,260.3
0.11/0.13 micron		22,947.3		33,197.1		40,558.5
0.15/0.18 micron		77,564.5		86,008.5		86,700.3
0.25 micron and above		19,935.1		20,514.9		22,734.9


Wafer revenue	$	927,317.3	$	1,178,456.3	$	1,405,300.3

Contract balances

January 1,

2020

December 31,

2020

December 31,

2021

NT$

(In Millions)

Contract liabilities (classified under accrued expenses and other current liabilities)

6,784.3

13,775.1

39,762.6

The changes in the contract liability balances primarily result from the timing difference between the satisfaction of performance obligation and the customer’s payment.

The Company recognized revenue from the beginning balance of contract liability, which amounted to NT$3,876.6 million, NT$4,737.9 million and NT$11,590.4 million for the years ended December 31, 2019, 2020 and 2021, respectively.

Temporary receipts from customers


	December 31, 2021
	NT$
	(In Millions)

Current portion (classified under accrued expenses and other current liabilities)	$	30,612.7
Noncurrent portion (classified under other noncurrent liabilities)		155,381.5


	$	185,994.2

The Company’s temporary receipts from customer are payments made by customers to the Company to retain the Company’s capacity. When the terms and conditions set forth in the agreements are subsequently satisfied, the treatment of temporary receipts will be determined by mutual consent.

Refund liabilities

Estimated sales returns and other allowances is made and adjusted based on historical experience and the consideration of varying contractual terms. As of December 31, 2020 and 2021, the aforementioned refund liabilities amounted to NT$33,194.8 million and NT$41,038.0 million (classified under accrued expenses and other current liabilities), respectively.