The public broadcasting division of Jongjoin Group is under the responsibility of Guangzhou DEKEN Jongjoin Electronics Co., Ltd. The main commercial promotion brand is Thinuna.

Public broadcasting overview

Public Address (PA), the main components of the system are program equipment audio source, sound source selection and distribution, signal amplification processing, area selection, transmission wiring, volume adjustment and terminal speakers.

Public address application

1.Background music(BGM). Its main function is to cover up the noise and create a relaxed and harmonious atmosphere. It is often used in commercial complexes, hotels, banks, securities, parks, plazas and large public events.

2.Business advertising: speech broadcasting based on business and administrative management, mostly used in office buildings, commercial buildings, institutions, colleges, stations, terminals, airports and various other places.

3.Paging broadcast: to meet the needs of people that are seeking help in public places, mostly applied to commercial complexes, tourist attractions, stations, terminals, airports, parks, plazas, etc.

4.Emergency broadcast: during disaster such as a fire, the public address system can guide personnel in their evacuation according. In general, the above-mentioned places are usually applied.