4399免费视频

一般項(xiang)目：技(ji)術(shu)服(fu)務、技(ji)術(shu)開發、技(ji)術(shu)咨(zi)詢、技(ji)術(shu)交流、技(ji)術(shu)轉(zhuan)讓、技(ji)術(shu)推(tui)廣；家居用品(pin)銷(xiao)(xiao)售(shou)；電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)產(chan)品(pin)銷(xiao)(xiao)售(shou)；移動終端(duan)設(she)備(bei)銷(xiao)(xiao)售(shou)；電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)元器件(jian)批(pi)發；配電(dian)(dian)(dian)(dian)開關控制設(she)備(bei)銷(xiao)(xiao)售(shou)；信息安全設(she)備(bei)銷(xiao)(xiao)售(shou)；計算(suan)機軟硬(ying)件(jian)及輔助設(she)備(bei)零售(shou)；電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)元器件(jian)零售(shou)；光電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)器件(jian)銷(xiao)(xiao)售(shou)；電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)專用設(she)備(bei)銷(xiao)(xiao)售(shou)；電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)專用材料銷(xiao)(xiao)售(shou)；電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)真(zhen)空(kong)器件(jian)銷(xiao)(xiao)售(shou)；電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)測(ce)量儀(yi)器銷(xiao)(xiao)售(shou)；電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)元器件(jian)與(yu)機電(dian)(dian)(dian)(dian)組件(jian)設(she)備(bei)銷(xiao)(xiao)售(shou)（除依法(fa)須經(jing)批(pi)準的項(xiang)目外，憑營業(ye)執(zhi)照依法(fa)自主開展經(jing)營活動）