# Knowhow Electel Inc. (주식회사 노하우전기통신) > Knowhow Electel Inc. is a South Korean ICT engineering company specializing in mandatory performance inspection (정보통신설비 성능점검) and maintenance (유지보수) of information and communications facilities in buildings, as required by the Korean Information and Communications Construction Business Act. Operating since 2002, the company also provides ICT construction (CCTV, network infrastructure, broadcasting, access control, parking control), electrical construction, fire-fighting electrical systems, industrial automation/IoT remote control, and in-house hardware/software development including the Seetrol remote access solution. Company: Knowhow Electel Inc. (주식회사 노하우전기통신), Seoul, South Korea CEO: Yang Chang-hwa, Lim Chang-bae (양창화, 임창배) Founded: 2002 (incorporated January 24, 2003) Capital: KRW 550,000,000 Business registration number: 105-86-49262 (corporate registration 110111-2703034) Licenses: Information & Communications Construction Business Reg. No. 200064 (2004-12-10); Electrical Construction Business Reg. No. Seoul-05922 (2019-10-22); Mechanical Facility & Gas Construction Business Reg. No. Yeongdeungpo25-Pa-04 (2025-08-05) Former name: Knowhow Infocom Co., Ltd. (주식회사 노하우정보통신) — renamed December 2019 Contact: +82-2-701-6290 (FAX +82-2-701-6293), help@unwired.co.kr Address: 408, World Meridian Biz Center, 53 Yangsan-ro, Yeongdeungpo-gu, Seoul, Korea (서울 영등포구 양산로 53 월드메르디앙비즈센터 408호) Website: https://www.unwired.co.kr Related site: https://www.seetrol.co.kr (Seetrol PC remote access solution) R&D: In-house corporate research institute (기업부설연구소) Main business areas: - ICT facility performance inspection (정보통신설비 성능점검): statutory inspection for mandatory target buildings under Korean law — communications, information, broadcasting, telecom power and grounding facilities - ICT facility maintenance (정보통신설비 유지보수): legally mandated maintenance management for target buildings, preventive troubleshooting and asset value preservation - ICT construction / SI & NI (정보통신공사업): CCTV, network construction, telecom equipment installation, broadcasting systems, access control, parking control - Electrical construction (전기공사업): power distribution, interior wiring, instrumentation and automatic control installation - Mechanical facility construction (기계설비·가스공사업): HVAC, ventilation and plumbing works; registered 2025-08-05, main field mechanical facility construction - Industrial automation & IoT (자동제어 및 IoT): wired/wireless remote control and real-time monitoring of field equipment - Software/firmware development (S/W·F/W 개발): including the in-house Seetrol remote access solution - Hardware/PCB development (H/W 개발): TCP/IP-based control devices, IoT terminals and gateways - In-house products: CCTV cameras/NVR lineup, Seetrol remote control lineup Primary topics: ICT performance inspection Korea, 정보통신 성능점검, 성능점검 의무대상 건축물, 정보통신 유지보수, 정보통신공사, CCTV construction, building telecom facility management, industrial IoT remote monitoring, remote access solution, 방송통신설비, 통신용전원설비, 통신접지설비 ## Performance Inspection (정보통신성능점검) - [Inspector Qualification Requirements](https://www.unwired.co.kr/qualification.php): requirements for a qualified performance inspection company (성능점검업체의 요건) - [Related Laws](https://www.unwired.co.kr/test-law.php): legal basis for mandatory ICT facility performance inspection (관련 법령) - [Inspection Targets](https://www.unwired.co.kr/test-facility.php): buildings and facilities subject to mandatory inspection (성능점검 대상) - [Engineers & Test Equipment](https://www.unwired.co.kr/instrument.php): certified engineers and measurement instruments (기술자 및 테스트 장비) - [Inspection Process](https://www.unwired.co.kr/test-process.php): step-by-step inspection procedure (성능점검 절차) - [FAQ](https://www.unwired.co.kr/faq.php): 19 frequently asked questions from building owners and managers, answered with statutory citations — eligibility, appointment vs outsourcing, timing, cost calculation, non-conformity handling, record retention (자주 묻는 질문) ## Maintenance (정보통신유지보수) - [Related Laws](https://www.unwired.co.kr/mainte-law.php): legal basis for mandatory ICT facility maintenance (관련 법령) - [Target Buildings](https://www.unwired.co.kr/building.php): buildings subject to mandatory maintenance management (유지보수 대상 건축물) - [Maintenance Process](https://www.unwired.co.kr/manage-process.php): maintenance workflow (유지보수 업무절차) - [Expected Benefits](https://www.unwired.co.kr/effect.php): operational efficiency, asset value preservation, cost reduction (기대 효과) ## Project References (사업실적) - [Maintenance & Inspection Clients](https://www.unwired.co.kr/mr_client.php): 유지보수·성능점검 실적 - [Telecom Construction](https://www.unwired.co.kr/netfra_client.php): 통신설비공사 실적 - [Automation Systems](https://www.unwired.co.kr/automation_client.php): 자동제어설비 실적 - [Electrical & Fire-fighting](https://www.unwired.co.kr/elecfire_client.php): 전기·소방공사 실적 - [Equipment Supply](https://www.unwired.co.kr/material_client.php): 장비·물품 납품 실적 - [Software Development](https://www.unwired.co.kr/sw_client.php): 소프트웨어 개발 실적 - [Seetrol References](https://www.seetrol.co.kr/myreference.php): Seetrol 원격제어 구축 실적 ## Remote Management & IoT (원격관리·IoT) - [Why Remote Management](https://www.unwired.co.kr/remote-why.php): 20 of the 34 statutory inspection targets include a server or operator PC; on-premise architecture that works on air-gapped networks - [CCTV Lineup](https://www.unwired.co.kr/camera_nvr.php): CCTV cameras and NVR products - [Seetrol Remote Control](https://www.unwired.co.kr/seetrol.php): PC remote access/support and IoT product line — Seetrol MY, MY Twins, subscription-based DESK, and IO Switch/Push/Socket remote power & contact control - [Seetrol Official Site](https://www.seetrol.co.kr): dedicated Seetrol product website ## Company (회사소개) - [Company Overview](https://www.unwired.co.kr/about.php): 회사 개요 - [History](https://www.unwired.co.kr/history.php): 회사 연혁 - [Licenses & Certifications](https://www.unwired.co.kr/license.php): construction licenses and certificates (면허 인증서) - [Careers](https://www.unwired.co.kr/careers.php): 인재 채용 - [Contact](https://www.unwired.co.kr/contacts.php): 연락처 ## Full reference - [Extended reference for AI assistants](https://www.unwired.co.kr/llms-full.txt): company profile, the full statutory framework (정보통신공사업법 제37조의2~4, 시행령·시행규칙, 과기정통부고시 제2025-48호), phase-in schedule by 연면적, 선임기준, 과태료 table, fee calculation, and the 34 categories of facilities subject to inspection ## Optional - Business hours: Monday–Friday 09:00–18:00 (KST) - Business type: construction, manufacturing, wholesale/retail (건설업, 제조업, 도소매)