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About PTC
Company Profile
Milestone
Organization
Supply chain management
Executives
Strategy
ESH Management System
Quality Management
Products
Multimedia Audio IC
Audio Line Driver
Audio Power Amplifier
Class-AB Audio Power Amplifier
Class-D Audio Power Amplifier
Class-F Audio Power Amplifier
Audio Processor
Audio Processor(For Car Audio)
Audio Processor(For Car Audio Power Amplifier)
Audio Processor(General Purpose)
Audio Processor(High Performance)
Digital-to-Analog Converter
Echo Processor
Electronic Volume Controller
Electronic Volume Controller(2 Channels)
Electronic Volume Controller(6 Channels)
Headphone Driver
Multiple Function Audio Amplifier
3D Sound Processor
Radio Data Syetem Decoder
Display Driver IC
LCD
LCD Common/Segment Driver IC
Low Current Consumption LCD Segment Driver IC
COG Type LCD Driver IC (for LCM)
LCD Character Driver IC
TFT
Gate Driver IC
Source Driver IC
Controller Driver IC
OLED
OLED Dot Matrix Driver / Controller IC
OLED Segment Type Driver / Controller IC
LED Driver IC
LED Driver IC for Automotive
LED Display Driver IC
LED Driver for Car Cluster
LED Lighting Driver IC
Motor Driver IC
Micro-Step Motor Driver IC
High Voltage Stepping Motor Driver IC
DC Motor Driver IC
Three Phase BLDC/PMSM Motor Solution
Mid-Voltage Stepping Motor Driver IC
Gate Driver IC
RF IC
Power Amplifier IC
Receiver IC
Transmitter IC
Power IC
Regulator
Single Channel Linear Voltage Regulator
Adjustable Precision Shunt Regulator
Operational Amplifier
DC-DC Converter IC
Microcontroller IC Series
32-bit ARM Based Cortex-M0 MCU Series
Automotive Solutions
Presss Center
Events
New Patent Awarded
Product News
New Products
Spec Update
Investor Relations
Financial Information
Monthly Sales
Financial Report
Annual Report
Shareholders Service
Contact IR
Stockholders' Meeting
Dividend History
Stock Information
TWSE MOPS
Major Shareholders
Investor Conference
Stakeholders
CSR
Corporate Governance
Corporate Governance Structure
Board of Directors
Audit Committee
Compensation Committee
Internal Audit
Implementation of Preventing Insider Trading
Risk Assessment
Implementing Integrity Management
Information Security Risk Management
Corporate Governance Officer
Major Internal Policies
Environmental Protection
Employee Welfare
Salary and Welfare
Equality and Learning
Human Rights Protection Policy
Social Contribution
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Investor Relations n
Financial Information n
Monthly Sales n
Monthly Sales
2026
(Amount in NTD 1,000)
Month
Consolidated
Net Sales
YoY Change
Jan.
97,992
60.06%
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
Total
97,992
60.06%
2025
(Amount in NTD 1,000)
Month
Consolidated
Net Sales
YoY Change
Jan.
61,223
-50.73%
Feb.
59,534
-25.29%
Mar.
84,659
-6.10%
Apr.
104,724
2.57%
May
93,673
6.67%
Jun.
102,713
3.68%
Jul.
95,852
13.15%
Aug.
89,997
-3.53%
Sep.
98,926
-0.78%
Oct.
99,191
24.02%
Nov.
101,787
14.94%
Dec.
123,653
1.67%
Total
1,115,932
-3.04%
2024
(Amount in NTD 1,000)
Month
Consolidated
Net Sales
YoY Change
Jan.
124,269
-8.50%
Feb.
79,686
-50.27%
Mar.
90,161
-51.67%
Apr.
102,096
-22.53%
May
87,813
-30.25%
Jun.
99,072
-21.33%
Jul.
84,712
-32.65%
Aug.
84,659
-6.10%
Sep.
93,287
-23.54%
Oct.
79,981
-38.61%
Nov.
88,555
-36.57%
Dec.
121,626
-21.54%
Total
1,150,966
-30.64%
2023
(Amount in NTD 1,000)
Month
Consolidated
Net Sales
YoY Change
Jan.
135,820
-8.80%
Feb.
160,249
38.03%
Mar.
186,563
17.80%
Apr.
131,786
-23.28%
May
125,903
-25.90%
Jun.
125,932
-20.56%
Jul.
125,788
-19.17%
Aug.
122,004
-24.71%
Sep.
120,554
-28.76%
Oct.
130,273
-28.90%
Nov.
139,616
-19.73%
Dec.
155,011
-16.09%
Total
1,659,499
-
1
5.00%
2022
(Amount in NTD 1,000)
Month
Consolidated
Net Sales
YoY Change
Jan.
148,933
18.94%
Feb.
116,099
23.34%
Mar.
158,368
26.21%
Apr.
171,778
42.13%
May
169,908
20.40%
Jun.
158,523
7.47%
Jul.
155,625
12.89%
Aug.
162,053
15.39%
Sep.
169,217
9.18%
Oct.
183,236
13.37%
Nov.
173,925
18.86%
Dec.
184,741
22.99%
Total
1,952,406
18.63%
2021
(Amount in NTD 1,000)
Month
Consolidated
Net Sales
YoY Change
Jan.
125,215
119.31%
Feb.
94,126
70.07%
Mar.
125,475
24.64%
Apr.
120,859
31.52%
May
141,118
83.41%
Jun.
147,507
71.63%
Jul.
137,850
51.07%
Aug.
140,442
62.87%
Sep.
154,994
51.39%
Oct.
161,633
48.97%
Nov.
146,330
19.80%
Dec.
150,210
26.71%
Total
1,645,759
50.03%
2020
(Amount in NTD 1,000)
Month
Consolidated
Net Sales
YoY Change
Jan.
57,095
-34.17%
Feb.
55,344
-16.15%
Mar.
100,671
0.61%
Apr.
91,895
-17.62%
May
76,940
-20.01%
Jun.
85,944
-8.56%
Jul.
91,251
-4.17%
Aug.
86,227
-12.49%
Sep.
102,378
15.83%
Oct.
108,498
10.83%
Nov.
122,144
47.85%
Dec.
118,546
43.96%
Total
1,096,933
-0.24%