. in11/1/ 199 4 1,706,011ang s dng6H thng an ninh15/1/ 199 457,677 ang s dng7H thng cu ha11/1/ 199 463 ,97 6 ang s dng8 H thng cm bin11/1/ 199 0103,817.14 ang s dng9 H. hũa12/1/ 199 4 1,384,674ang s dng2 H thng mỏy lc nc11/1/ 199 4 52,528ang s dng3 H thng thang mỏy11/1/ 199 4 634,322ang s dng4 H thng thang cun11/1/ 199 4 595 000ang...