500 square meters, LCD whiteboard + speaker projection systemName brand modelsAudio conference system configuration1 speaker JUSBE JP-1532 JUSBE CA10 power amplifier3 JUSBE JB-L16 mixer4 JUSBE EQ-2231 equalizer5 feedback suppressor JUSBE JF-2266 power supply s.

Shenzhen Kang million years digital technology Co. Ltd.Kang million yearsShenzhen Ka Kang Digital Technology Co. Ltd., was first established for the purpose of developing strategies: follow the direction of service to human health, prevention, early warning pr.

Administrative districts: Yaan City, Tianquan CountyThe title of the announcement: the bidding announcement of Yaan City, Tianquan County Tianquan County Cultural Center ProjectProcurement methods: open tenderBid No.: Tian Zheng Zhao [2011]019The date of annou.