Menu
Certification
Registration
![사업자등록증](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification01_1-min.jpg)
![공장등록증(1공장)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification01_2-min.jpg)
![공장등록증(2공장)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification01_3-min.jpg)
![건설업등록증](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification01_5-min.jpg)
Various certificates
![ISO9001-2015](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_4-min.jpg)
![ISO14001-2015](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_5-min.jpg)
![CE인증서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_1-min.jpg)
![업체별 원산지인증수출자 인증서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_16-min.jpg)
![품목별 원산지인증수출자 인증서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_20-min.jpg)
![기업신용평가등급확인서-01](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_10-min.jpg)
![기업신용평가등급확인서-02](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_11-min.jpg)
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/우수제품지정증서수납식관람석-영문-214x300.jpg)
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/우수제품지정증서조립식관람석-영문-214x300.jpg)
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/성능인증서수납식관람석-01-214x300.jpg)
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/성능인증서수납식관람석-02-214x300.jpg)
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/성능인증서조립식관람석-01-214x300.jpg)
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/성능인증서조립식관람석-02-214x300.jpg)
![Pre스타기업지정서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_6-min.jpg)
![기업부설연구소 인정서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_8-min.jpg)
![기업부설연구소 연구개발인력현황](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_9-min.jpg)
![벤처기업확인서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_12-min.jpg)
![벤처디자인상](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_13-min.jpg)
![INNO-BIZ확인서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_3-min.jpg)
![중소기업확인서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_19-min.jpg)
![우수발명품선정확인서(조립식관람석)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_21-min.jpg)
Patents
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/01-PCT-KR2012-011676-214x300.jpg)
PCT/KR2012/011676
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/02-JP-2014-545838-214x300.jpg)
2014-545838
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/03-EP-12876624-3-214x300.jpg)
12876624.3
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/04-GB-EP-EPGB-2850972-214x300.jpg)
EP(GB) 2850972
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/05-BE-EP-EP2850972-214x300.jpg)
EP2850972
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/06-US-15-011-431-214x300.jpg)
15/011,431
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/07-PCT-PCT-KR2020-013618-214x300.jpg)
PCT/KR2020/013618
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/09-JP-2022-530238-214x300.jpg)
2022-530238
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/Patents-01-All-In-One-Grandstand-10-2126438-214x300.jpg)
All In One Grandstand
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/Patents-02-Automatic-Side-Screen-10-2156901-214x300.jpg)
Automatic Side Screen
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/Patents-03-Automatic-Locking-Device-10-2167726-214x300.jpg)
Automatic Locking Device
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/Patents-04-Vibration-Attenuation-Device-10-2186287-214x300.jpg)
Vibration Attenuation Device
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/Patents-05-Vibration-Attenuation-Device-10-2186288-214x300.jpg)
Vibration Attenuation Device
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/Patents-06-Double-Telescopic-Platforms-Locking-Device-10-2202542-214x300.jpg)
Double Telescopic Platforms Locking Device
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/Patents-07-Artificial-Intelligence-Automatic-Operation-Device-10-2400038-214x300.jpg)
Artificial Intelligence Automatic Operation Device
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/Patents-08-Automatic-Stop-Device-Using-Distance-Sensor-10-2428454-214x300.jpg)
Automatic Stop Device Using Distance Sensor
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/Patents-09-Noise-Reduction-Damper-10-2481503-214x300.jpg)
Noise Reduction Damper
![특허 제10-1073198호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_13-min.jpg)
Handicapped Seating
![특허 제10-1203781호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_16-min.jpg)
NRH Chair
![특허 제10-1425743호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_21-min.jpg)
Foldable Chair
![특허 제10-1470290호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_22-min.jpg)
Multi-story Seating Arrangement System
![특허 제10-1510601호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_23-min.jpg)
Semi-automatic seat operation box
![특허 제10-1517340호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_24-min.jpg)
Two-Stage Detachable Support Structure
![특허 제10-1564887호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_25-min.jpg)
UB-1 Connecting Backrest System
![특허 제10-1568636호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_26-min.jpg)
Multi-story Seating System
![특허 제10-1582421호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_27-min.jpg)
Connecting Control Seating Device
![특허 제10-1627994호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_28-min.jpg)
Temporary Aisle System
![특허 제10-1636226호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_29-min.jpg)
UWF-1 Chair
![특허 제10-1693452호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_30-min.jpg)
Seating Block System
![특허 제10-1766180호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_31-min.jpg)
Assembled Rail
![특허 제10-1926300호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_32-min.jpg)
Automatic Folding Protection Module
![특허 제10-1967616호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_33-min.jpg)
A Knockdown Gangway System
![특허 제10-1989051호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_34-min.jpg)
Isolation Module for Multi-Layer Seating System
![특허 제10-2022334호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_35-min.jpg)
Seating System with table
![특허 제10-2038497호통로판 안전 조립 시스템](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_36-min.jpg)
Safety Assembly System of Gangway Plate
![](https://www.utsystem.co.kr/wp-content/uploads/2024/04/Patents-08-speed-control-device-10-2114889-214x300.jpg)
Speed control device
![디자인 제30-0343014](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_1-min.jpg)
Telescopic Seating Armrest
![디자인 제30-0432164](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_2-min.jpg)
Frame for Sphere Shape or Awning
![디자인 제30-0489552](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_3-min.jpg)
Portable Bleacher Seat
![디자인 제30-0669117](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_4-min.jpg)
Linearbush
![디자인 제30-0731310](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_5-min.jpg)
NRH chair
![디자인 제30-0793943](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_6-min.jpg)
Backrest Connected Type 2 Chair
Test Report / Certification
![CT23-110283K](https://www.utsystem.co.kr/wp-content/uploads/2024/04/CT23-110283K-214x300.jpg)
![CT23-110164K](https://www.utsystem.co.kr/wp-content/uploads/2024/04/CT23-110164K-214x300.jpg)
![수납식](https://www.utsystem.co.kr/wp-content/uploads/2024/04/CT23-110165K-214x300.jpg)
![FR718 by SGS](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_22-min-214x300.jpg)
![AS NZS 1530.3 1999 (Blow Mold)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_23-min.jpg)
![AS NZS 1530.3 1999 (Seat Foam)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_23-2-min.jpg)
![AS NZS 1530.3 1999 (Side Curtain)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_24-min.jpg)
![Steel beam parts Test Report](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_1-min.jpg)
![steel member](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_2-min.jpg)
![UL 난연 성적서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_3-min.jpg)
![구조계산](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_4-min.jpg)
![원단 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_5-min.jpg)
![의자 난연 BS5852](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_6-min.jpg)
![의자 난연 BS5852](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_7-min.jpg)
![의자 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_8-min.jpg)
![의자 난연-02](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_9-min.jpg)
![의자 몰드폼 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_10-min.jpg)
![의자 흡음 테스트](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_11-min.jpg)
![의자 흡음 테스트(UF-2)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_12-min.jpg)
![의자 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_13-min.jpg)
![의자난연BS5852](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_14-min.jpg)
![측면 가림 커튼 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_15-min.jpg)
![카펫 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_16-min.jpg)
![팁업의자 성적서 (KSG4215)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_17-min.jpg)
![플라스틱 UV 시험](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_18-min.jpg)
![합판강도](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_19-min.jpg)
![휠테스트](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_20-min.jpg)
![휠테스트](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_21-min.jpg)
Registration
![사업자등록증](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification01_1-min.jpg)
![공장등록증(1공장)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification01_2-min.jpg)
![공장등록증(2공장)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification01_3-min.jpg)
![건설업등록증](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification01_5-min.jpg)
Various certificates
![ISO9001-2015](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_4-min.jpg)
![ISO14001-2015](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_5-min.jpg)
![CE인증서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_1-min.jpg)
![COC (COC by SGS)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_2-min.jpg)
![업체별 원산지인증수출자 인증서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_16-min.jpg)
![품목별 원산지인증수출자 인증서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_20-min.jpg)
![기업신용평가등급확인서-01](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_10-min.jpg)
![기업신용평가등급확인서-02](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_11-min.jpg)
![우수제품지정증서(수납식관람석)-01](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_17-min.jpg)
![우수제품지정증서(수납식관람석)-02](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_18-min.jpg)
![성능인증서-01](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_14-min.jpg)
![성능인증서-02](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_15-min.jpg)
![Q마크인증서(품질인증)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_7-min.jpg)
![Pre스타기업지정서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_6-min.jpg)
![기업부설연구소 인정서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_8-min.jpg)
![기업부설연구소 연구개발인력현황](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_9-min.jpg)
![벤처기업확인서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_12-min.jpg)
![벤처디자인상](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_13-min.jpg)
![INNO-BIZ확인서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_3-min.jpg)
![중소기업확인서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_19-min.jpg)
![우수발명품선정확인서(조립식관람석)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification02_21-min.jpg)
Patents
![특허PCT](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_7-min.jpg)
Foldable Chair
![특허US](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_8-min.jpg)
Seating Connecting Control System
![특허 제10-0553009호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_9-min.jpg)
Cupholder
![특허 제10-0561783호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_10-min.jpg)
Telescopic Seating
![특허 제10-0751386호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_11-min.jpg)
Telescopic Seating with extra seating deck
![특허 제10-0941635호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_12-min.jpg)
Temporary Seating
![특허 제10-1073198호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_13-min.jpg)
Handicapped Seating
![특허 제10-1073341호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_14-min.jpg)
Shaft Joint Structure
![특허 제10-1184881호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_15-min.jpg)
Tangential Support
![특허 제10-1203781호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_16-min.jpg)
NRH Chair
![특허 제10-1230786호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_17-min.jpg)
Foldable Chair with Assembled Damper
![특허 제10-1279725호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_18-min.jpg)
Foldable Chair with Improved Shaft Joint Structure
![특허 제10-1341735호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_19-min.jpg)
Seating Moving Device
![특허 제10-1410577호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_20-min.jpg)
Two-way Foldable Chair
![특허 제10-1425743호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_21-min.jpg)
Foldable Chair
![특허 제10-1470290호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_22-min.jpg)
Multi-story Seating Arrangement System
![특허 제10-1510601호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_23-min.jpg)
Semi-automatic seat operation box
![특허 제10-1517340호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_24-min.jpg)
Two-Stage Detachable Support Structure
![특허 제10-1564887호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_25-min.jpg)
UB-1 Connecting Backrest System
![특허 제10-1568636호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_26-min.jpg)
Multi-story Seating System
![특허 제10-1582421호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_27-min.jpg)
Connecting Control Seating Device
![특허 제10-1627994호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_28-min.jpg)
Temporary Aisle System
![특허 제10-1636226호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_29-min.jpg)
UWF-1 Chair
![특허 제10-1693452호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_30-min.jpg)
Seating Block System
![특허 제10-1766180호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_31-min.jpg)
Assembled Rail
![특허 제10-1926300호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_32-min.jpg)
Automatic Folding Protection Module
![특허 제10-1967616호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_33-min.jpg)
A Knockdown Gangway System
![특허 제10-1989051호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_34-min.jpg)
Isolation Module for Multi-Layer Seating System
![특허 제10-2022334호](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_35-min.jpg)
Seating System with table
![특허 제10-2038497호통로판 안전 조립 시스템](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_36-min.jpg)
Safety Assembly System of Gangway Plate
![디자인 제30-0343014](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_1-min.jpg)
Telescopic Seating Armrest
![디자인 제30-0432164](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_2-min.jpg)
Frame for Sphere Shape or Awning
![디자인 제30-0489552](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_3-min.jpg)
Portable Bleacher Seat
![디자인 제30-0669117](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_4-min.jpg)
Linearbush
![디자인 제30-0731310](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_5-min.jpg)
NRH chair
![디자인 제30-0793943](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification03_6-min.jpg)
Backrest Connected Type 2 Chair
Test Report / Certification
![FR718 by SGS](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_22-min.jpg)
![AS NZS 1530.3 1999 (Blow Mold)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_23-min.jpg)
![AS NZS 1530.3 1999 (Seat Foam)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_23-2-min.jpg)
![AS NZS 1530.3 1999 (Side Curtain)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_24-min.jpg)
![Steel beam parts Test Report](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_1-min.jpg)
![steel member](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_2-min.jpg)
![UL 난연 성적서](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_3-min.jpg)
![구조계산](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_4-min.jpg)
![원단 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_5-min.jpg)
![의자 난연 BS5852](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_6-min.jpg)
![의자 난연 BS5852](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_7-min.jpg)
![의자 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_8-min.jpg)
![의자 난연-02](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_9-min.jpg)
![의자 몰드폼 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_10-min.jpg)
![의자 흡음 테스트](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_11-min.jpg)
![의자 흡음 테스트(UF-2)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_12-min.jpg)
![의자 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_13-min.jpg)
![의자난연BS5852](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_14-min.jpg)
![측면 가림 커튼 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_15-min.jpg)
![카펫 난연](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_16-min.jpg)
![팁업의자 성적서 (KSG4215)](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_17-min.jpg)
![플라스틱 UV 시험](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_18-min.jpg)
![합판강도](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_19-min.jpg)
![휠테스트](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_20-min.jpg)
![휠테스트](https://www.utsystem.co.kr/wp-content/uploads/2023/01/certification04_21-min.jpg)