▁Compos ite ▁Index ▁( HS G CI ) ▁is ▁one ▁of ▁the ▁Hong ▁Kong ▁stock ▁market ▁indexes ▁produced ▁by ▁the ▁H ang ▁S eng ▁Index es ▁Company ▁Limited . ▁H SG CI ▁was ▁launched ▁on ▁ 5 ▁September ▁ 2 0 1 1 . ▁It ▁serves ▁as ▁an ▁index ▁that ▁reflect s ▁the ▁overall ▁performance ▁of ▁all ▁companies ▁( including ▁foreign ▁companies ) ▁listed ▁on ▁the ▁Stock ▁Exchange ▁of ▁Hong ▁Kong ▁(" H K EX "). ▁ ▁Cover age ▁H SG CI ▁is ▁calculated ▁on ▁the ▁price ▁movement ▁of ▁listed ▁se cur ities ▁in ▁H K EX ▁consists ▁of : ▁▁ ▁all ▁se cur ities ▁that ▁have ▁their ▁primary ▁listing ▁on ▁the ▁Main ▁Board ▁of ▁the ▁H K EX ; ▁and ▁▁ ▁the ▁se cur ities ▁/ ▁depos it ary ▁rece i pts ▁which ▁have ▁been ▁class ified ▁as ▁foreign ▁companies ▁and ▁listed ▁on ▁H K EX . ▁ ▁Foreign ▁companies ▁refer ▁to ▁companies ▁which ▁are ▁incorpor ated ▁over se as , ▁i . e . ▁outside ▁Hong ▁Kong ▁and ▁main land ▁China , ▁and ▁have ▁a ▁majority ▁of ▁their ▁business ▁over se as . ▁ ▁Const itu ents ▁Sec ur ities ▁which ▁are ▁either ▁constitu ents ▁of ▁H ang ▁S eng ▁Compos ite ▁Index ▁or ▁H ang ▁S eng ▁Foreign ▁Comp an ies ▁Compos ite ▁Index ▁will ▁be ▁selected ▁as ▁constitu ents ▁of ▁the ▁H ang ▁S eng ▁Global ▁Compos ite ▁Index . ▁ ▁See ▁also ▁H ang ▁S eng ▁Index ▁H ang ▁S eng ▁Compos ite ▁Index ▁ ▁References ▁ ▁External