4399免费视频

遙感(gan)信(xin)(xin)息(xi)系(xi)(xi)(xi)統(tong)及(ji)產(chan)品的(de)(de)研(yan)發及(ji)銷(xiao)售；衛(wei)星導航定位(wei)應用系(xi)(xi)(xi)統(tong)及(ji)軟硬(ying)件產(chan)品、基于(yu)位(wei)置的(de)(de)信(xin)(xin)息(xi)系(xi)(xi)(xi)統(tong)、地(di)理信(xin)(xin)息(xi)系(xi)(xi)(xi)統(tong)及(ji)產(chan)品、通信(xin)(xin)系(xi)(xi)(xi)統(tong)及(ji)產(chan)品、計算機軟硬(ying)件系(xi)(xi)(xi)統(tong)和(he)產(chan)品、自動控制(zhi)系(xi)(xi)(xi)統(tong)及(ji)產(chan)品、組合導航系(xi)(xi)(xi)統(tong)及(ji)產(chan)品的(de)(de)研(yan)發、銷(xiao)售；基于(yu)位(wei)置的(de)(de)信(xin)(xin)息(xi)系(xi)(xi)(xi)統(tong)的(de)(de)系(xi)(xi)(xi)統(tong)集成、施(shi)工(gong)、技術(shu)服(fu)務；建筑智(zhi)能化(hua)設計、施(shi)工(gong)；公共安全技術(shu)防(fang)范工(gong)程的(de)(de)設計、施(shi)工(gong)。（依法須經(jing)批(pi)準(zhun)的(de)(de)項(xiang)目，經(jing)相關部門批(pi)準(zhun)后方可開(kai)展經(jing)營(ying)活動）