1. South Korea Stocks

  2. •

    Industrial services

  3. •

    Engineering & construction
Woojin I & S Co., Ltd.

Woojin I & S Co., Ltd.

KKRX:010400
3,700.00
KRW
+20.00
(+0.54%)
624.44EPS
5.40P/E
23.43BMarket Cap
2016 Y
2017 Y
2018 Y
2019 Y
2020 Y
2021 Y
2022 Y
2023 Y
2024 Y
2025 Y
TTM
Revenue per Share
180,484.85
23,018.88
19,991.45
14,089.66
19,662.09
13,315.24
12,511.16
14,900.49
20,412.77
24,407.43
29,804.32
Basic EPS, GAAP
16,942.99
2,761
2,172
279
247
-478
-495
288
-3,289
1,127
624.44
Free Cash Flow per Basic Share
9,594.92
-482.16
2,590.19
-726.08
2,026.48
-853.71
-740.9
635.64
-3,261.11
-45.97
-1,679.08
Dividend per Share
500.01
349.92
374.18
400.31
262.07
99.12
39.66
- -
- -
- -
- -
Book Value per Share
7,190.15
9,253.06
14,316.14
14,284.84
15,094.02
14,448.35
13,929.69
14,229.88
10,813.41
11,981.27
11,301.44
Tangible Book Value per Share
6,884.04
8,934.64
13,968.09
13,955.09
14,720.45
14,077.99
13,562.89
13,854.73
10,458.63
11,626.49
10,957.48
Basic Weighted Avg Shares
1
6
7
8
7
7
7
7
7
7
7
Sales/Revenue/Turnover
110,093
140,446
132,971
107,307
140,431
89,474
84,046
100,169
137,588
164,458
201,532
Operating Margin (%)
12.13
16.24
13.52
0.82
1.26
-7.52
-6.67
-3.31
-12.98
3.27
0.7
Depreciation Expense
568
543
593
1,746
1,806
1,815
1,900
1,974
1,837
685
909
Net Income, GAAP
10,335
16,846
14,447
2,125
1,764
-3,212
-3,325
1,936
-22,169
7,594
4,222
Effective Tax Rate (%)
24.57
23.26
23.25
21.15
26.26
- -
- -
38.43
- -
1.58
2.74
Profit Margin (%)
9.39
11.99
10.86
1.98
1.26
-3.59
-3.96
1.93
-16.11
4.62
2.1
Working Capital
36,369
47,735
83,144
71,837
62,411
60,805
48,441
47,011
32,764
40,091
43,085
LT Debt
- -
- -
- -
2,429
1,927
1,358
771
443
193
266
367
Total Equity
59,836
77,004
109,118
106,951
101,433
97,094
93,609
95,626
72,883
80,755
78,568
Return on Invested Capital (%)
- -
24.47
14.36
0.63
1.21
- -
- -
-2.12
- -
6.3
1.24
Return on Capital (%)
- -
24.63
15.54
1.98
1.73
- -
- -
2.06
- -
9.85
5.38
Return on Common Equity (%)
- -
24.62
15.52
1.97
1.69
-3.24
-3.49
2.05
-26.31
9.89
5.51

Capital Structure

KRW

•

in mil. unless spec.
Dec'25
Mar'26
Jun'26
ST Debt
714
672
4,337
LT Borrowings
- -
- -
- -
LT Finance Leases
266
219
367
Preferred Equity and Hybrid Capital
- -
- -
- -
Shares Outstanding
7
7
7
Market Capitalization
27,095
24,635
23,428

Working Capital

KRW

•

in mil. unless spec.
Dec'25
Mar'26
Jun'26
Total Current Assets
64,242
66,606
79,355
Cash, Cash Equivalents & STI
9,897
8,892
4,617
Accounts Receivable, Net
47,921
48,037
64,273
Inventories
1,988
1,831
2,301
Total Current Liabilities
24,151
26,065
36,270
Payables & Accruals
- -
- -
- -
ST Debt
714
672
4,337
Deferred Revenue
- -
- -
- -

Growth Rates

KRW

•

in mil. unless spec.

(avg. rate of change)

10 years
5 years
1 year
Total Equity
- -
-3.74%
10.8%
Free Cash Flow
- -
-210.35%
-98.59%
Net Income, GAAP
- -
-363.21%
-134.25%
Sales/Revenue/Turnover
- -
6.74%
19.53%
Total Cash Common Dividend
- -
- -
- -

Quarterly Revenue

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
24,981
35,900
40,749
35,957
137,588
2025
30,162
41,353
51,056
41,887
164,458
2026
48,056
60,534
- -
- -
- -

Quarterly Earnings Per Share

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
-206
-579
-45
-2,459.53
-3,289
2025
-457
733
1,039
-188.5
1,127
2026
-320.93
97
- -
- -
- -

Quarterly Dividends Per Share

KRW

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
- -
- -
- -
- -
- -
2025
- -
- -
- -
- -
- -
2026
- -
- -
- -
- -
- -

Company Description

Company Profile APIChatGPT
CEO
Kyung-Mo Hong
Full Time Employees
103
Sector
Industrial services
Industry
Engineering & construction
Address
Hanseung Building Seoul SL South Korea 06573
IPO Date
Sep 14, 2018
Website
woojini.com
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Business
Woojin I&S Co., Ltd. manufactures and installs specialized coating ducts and mechanical equipment primarily for semiconductor, display plants, and general construction facilities in South Korea and internationally. The company operates through two main segments: the High Tech Business segment, which produces and installs fluoropolymer barrier coating ducts, duct weight real time monitoring systems, and accessories including auto check drains, vibrators, clean ports, check windows, powder chambers, and screw conveyors; and the General Facility Business segment, which handles facility construction encompassing pre-fabrication piping (PFP) systems, unit pipes, mechanical facilities, and fire safety facilities. Its product portfolio also includes semi-con, hook-up, system, spiral, and transverse duct flange ducts; ROTOFLON lining and hook-up pipes and fittings; and fluororesin, ethylene tetra fluoro ethylene, CPT, and ROTOFLON lining coatings. Founded in 1975 and headquartered in Seoul, South Korea, at 3F, 166 Bangbae-ro, Seocho-gu, Woojin I&S serves industries such as high-tech manufacturing, data centers, hotels, hospitals, apartments, offices, and cultural facilities, with primary sales in Korea supplemented by operations in China. Recent developments include winning a 19 billion won order in March 2025 and a 36 billion won order in April 2025 for its construction and equipment services; forming a strategic partnership with OneCan Networks and the Vietnam Building Materials Association (VABM) in April 2025 at CONTECH Vietnam to digitalize construction material distribution in Vietnam; and prior memorandums of understanding, such as with Oksu Development in 2023 for ESG-focused underground water-based cooling/heating systems and with Infopin in 2023 for digital twin solutions in construction management.[web:web:company website]