
	Six Months Ended June 30
	2020		2021
	NT$		NT$
Product	(In Millions)		(In Millions)

Wafer	$	546,955.8	$	654,478.0
Others		74,339.7		80,077.4


	$	621,295.5	$	734,555.4


	Six Months Ended June 30
	2020		2021
	NT$		NT$
Geography	(In Millions)		(In Millions)

Taiwan	$	57,932.9	$	99,480.7
United States		349,676.1		456,177.7
China		133,559.6		78,239.4
Europe, the Middle East and Africa		34,532.7		45,022.3
Japan		33,966.4		34,380.7
Others		11,627.8		21,254.6


	$	621,295.5	$	734,555.4

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


	Six Months Ended June 30
	2020		2021
	NT$		NT$
Platform	(In Millions)		(In Millions)

Smartphone	$	297,775.1	$	320,952.7
High Performance Computing		197,109.2		271,234.4
Internet of Things		51,861.6		59,514.5
Automotive		24,454.1		31,001.5
Digital Consumer Electronics		29,791.0		28,954.7
Others		20,304.5		22,897.6
	$	621,295.5	$	734,555.4


	Six Months Ended June 30
	2020		2021
	NT$		NT$
Resolution	(In Millions)		(In Millions)

5-nanometer	$	—	$	106,803.0
7-nanometer		195,936.6		212,348.6
10-nanometer		2,003.5		628.5
16-nanometer		100,128.3		90,649.7
20-nanometer		4,096.4		2,530.8
28-nanometer		76,479.1		74,183.0
40/45-nanometer		52,145.1		46,795.8
65-nanometer		31,561.0		31,958.4
90-nanometer		15,300.3		17,755.7
0.11/0.13 micron		14,597.9		18,005.1
0.15/0.18 micron		43,279.2		41,607.5
0.25 micron and above		11,428.4		11,211.9

Wafer revenue	$	546,955.8	$	654,478.0

Contract balances

January 1,

2020

June 30,

2020

December 31,

2020

June 30,

2021

NT$

(In Millions)

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

6,784.3

9,652.6

13,775.1

28,707.7

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$4,009.8 million and NT$10,804.4 million for the six months ended June 30, 2020 and 2021, respectively.