▁of ▁Science ▁and ▁Technology . ▁ ▁Over view ▁ ▁The ▁Ch ien ▁H si ang ▁weights ▁six ▁kil og rams , ▁is ▁two ▁meters ▁wide , ▁and ▁ 1 . 2 ▁meters ▁long . ▁It ▁will ▁feature ▁an ▁electro - opt ical / inf ra red ▁payload ▁as ▁well ▁as ▁a ▁possible ▁anti - rad iation ▁payload . ▁While ▁the ▁Ch ien ▁H si ang ▁is ▁compar able ▁to ▁the ▁Isra eli ▁I AI ▁Har py ▁NC SI ST ▁has ▁said ▁that ▁any ▁res embl ance ▁is ▁purely ▁coinc ident al ▁and ▁that ▁the ▁platform ▁is ▁entirely ▁ind igen ous . ▁The ▁Ch ien ▁H si ang ▁has ▁a ▁reported ▁lo iter ▁time ▁of ▁ 1 0 0 ▁hours ▁and ▁a ▁top ▁speed ▁of ▁ 1 8 5 ▁km / h . ▁ ▁History ▁The ▁Ch ien ▁H si ang ▁was ▁first ▁exhib ited ▁in ▁ 2 0 1 7 ▁at ▁the ▁Tai pe i ▁A eros pace ▁& ▁Def ense ▁Technology ▁Ex hib ition . ▁In ▁ 2 0 1 9 ▁the ▁Taiwan ▁Air ▁Force ’ s ▁Air ▁Def ense ▁and ▁Miss ile ▁Command ▁announced ▁a ▁five ▁year , ▁N T $ 8 0 b ▁( US $ 2 . 5 4 b ) ▁project ▁to ▁build ▁up ▁a ▁full ▁force ▁of ▁anti - rad iation ▁U AV s . ▁ ▁La unch er ▁ ▁The ▁Ch ien ▁H si ang ▁launch er ▁is ▁a ▁tra iler ▁mount ing ▁twelve ▁box ▁launch ers . ▁ ▁References ▁ ▁Category : Lo iter ing