ITC is the No. 1 manufacturer of audiovisual & lighting system in China for more than 31 years. ITC owns one headquarter 3 buildings 15 floors, one R&D center building 5 floors, and four factories. We have 800 R&D engineers, 900 pre-sales and after sales engineers, 75 sales department all total 6000 employees. ITC can provide integrated solution from PA system, IP intercom system, Alarm system, Professional sound system, HD video conference system, LED screen, central control system, ITC stage light & architecture light etc. We are the official supplier for important events like 2008 Beijing Olympic Games, 2010 Shanghai World Expo, 2010 Guangzhou Asian Games, 2016 Hangzhou G20 Summit, Turkey expo, Guyana national conference, India subway, Uzbekistan national government conference, Five Nigeria national airport ....Our worldwide successful projects are about one million cases. All of our products are developed and manufactured by ourselves. We have 600 high educated R&D engineers who study the market demand and develop suitable products. Our products are compliant with CE, RoHS, EN54, UL, CCC, NOM certificate.Our Product Lines includes followings:Public Address Analog & Digital AmplifierPublic Address Communication SystemPublic Address LoudspeakerIP Network Audio System & Intercom Communication System (TCP/IP/SIP)Digital Network Public Address & Voice Evacuation SystemDigital Conference SystemMultimedia Central Matrix Control SystemProfessional Sound System & Wireless MircrophoneHD Video Conference Communication SystemHD Recording and Broadcasting System & Education PlatformLED Screen (Splicing screens)Stage Prolight and Commercial Lighting