Certificate of quality management system ISO 9001:2015

Certificate of excellent product designated by Public Procurement Service Digital PA equipped with CAN communications-based technology for broadcasting device of automatically setting terminal resista

Certificate of NET New technology CAN communications-based technology for broadcasting device of automatically setting terminal resistance and communications rate

Verification of new technology-applied product Minister of Trade, Industry and Energy

Company Certification

Direct production certificate PA system

R&D Center certificate Korea Industrial Technology Association

Software business certificate Korea Software Industry Association

INNO-BIZ certificate Small and Medium Business Administration

Women friendly company certificate Busan Regional Small Medium Business Administration

Designation of overseas procurement market entry company Public Procurement Service

Excellent company certificate Busan Government

IP Star company certificate Busan Government

Designation of Fast developing (Gazelles Company) company Small and Medium Business Administration

L&B Technology Co., Ltd. Business license

Information & Communication Works Business license Mayor of Busan

Factory license Busan Yonje District Office

Factory license Seoul Guro District Office

Engineering Business license

US Patent

Patent Integrated broadcasting system using CAN communications

Patent PA broadcasting system using time-based CAN communications and time synchronization method

Patent PA system using CAN communications

Patent PA system using CAN communications

Patent Monitoring system of safety induction line

Patent Monitoring camera system adaptively determining necessity of power supply

Patent Multi-channel broadcasting system using digital matrix amplifier and control method thereof

Patent Camera system adaptively supporting multi-resolution

Design registration Amplifier

Design registration Sound system controller

Design registration System power supply

Patent Apparatus for removing induced lightning by zone through automatic access to grounding unit

Patent Method of serial transmission of data of multi-channel microphone

Trademark registration

Design registration Speaker controller

Similar design registration Sound system controller

Similar design registration Audio mixer

Membership card Government Excellent Products Association

Membership card Korea Broadcasting Technology Association

Membership card Korea Information & Comm. Contractors Association

Membership card Busan Venture Business Association

Membership card Korea Electronic Industries Cooperative

Award certificate Administrator of Small and Medium Business Administration

Award certificate Prime Minister

Award certificate Administrator of Public Procurement Service

Award certificate Commissioner of the Korean Intellectual Property Office

Award certificate Administrator of Busan Regional Public Procurement Service

Information & Communications New Technology Award KOIT Co., Ltd.

Award certificate Minister of Trade, Industry and Energy

Award certificate Minister of Science, ICT and Future Planning

Award certificate Administrator of Public Procurement Service

Recruit & employment agreement Busan Electronic Technical High School

Agreement on educational-industrial integrated apprentices’ school Busan Digital High School

Educational cooperation agreement Busan North District Office of Education

Business agreement on recruit & employment of youth Busan Institute of Science and Technology