4399免费视频

一般項(xiang)目：物聯(lian)網技術(shu)服務；技術(shu)服務、技術(shu)開(kai)發、技術(shu)咨(zi)詢、技術(shu)交流、技術(shu)轉讓、技術(shu)推廣；計(ji)算(suan)機軟硬件(jian)(jian)及輔(fu)助設(she)(she)(she)備(bei)批發；計(ji)算(suan)機軟硬件(jian)(jian)及輔(fu)助設(she)(she)(she)備(bei)零售(shou)(shou)(shou)；家(jia)用(yong)電(dian)器(qi)銷售(shou)(shou)(shou)；電(dian)子(zi)產品(pin)銷售(shou)(shou)(shou)；五(wu)金產品(pin)零售(shou)(shou)(shou)；五(wu)金產品(pin)批發；電(dian)線、電(dian)纜經營；音響(xiang)設(she)(she)(she)備(bei)銷售(shou)(shou)(shou)；照(zhao)明器(qi)具銷售(shou)(shou)(shou)；幻燈及投影(ying)設(she)(she)(she)備(bei)銷售(shou)(shou)(shou)；廣播影(ying)視設(she)(she)(she)備(bei)銷售(shou)(shou)(shou)；辦公設(she)(she)(she)備(bei)銷售(shou)(shou)(shou)；智能儀(yi)器(qi)儀(yi)表銷售(shou)(shou)(shou)；教學專(zhuan)用(yong)儀(yi)器(qi)銷售(shou)(shou)(shou)；顯示器(qi)件(jian)(jian)銷售(shou)(shou)(shou)；信息系統集成服務；安防設(she)(she)(she)備(bei)銷售(shou)(shou)(shou)；儀(yi)器(qi)儀(yi)表銷售(shou)(shou)(shou)。