▁across ▁the ▁Y alu ▁River ▁between ▁S inu iju ▁and ▁And ong , ▁connecting ▁the ▁G ye ong ui ▁Line ▁to ▁the ▁An f eng ▁Line ▁of ▁the ▁South ▁Man ch uria ▁Railway ▁( M ant ets u ). ▁Work ▁to ▁convert ▁the ▁An f eng ▁Line ▁from ▁ ▁narrow ▁gauge ▁to ▁standard ▁gauge ▁was ▁completed ▁at ▁the ▁same ▁time , ▁thus ▁connecting ▁the ▁capit als ▁of ▁Korea ▁and ▁China ▁via ▁Man ch uria ▁with ▁a ▁continuous ▁railway ▁line . ▁As ▁a ▁result , ▁Sent ets u ▁opened ▁a ▁new ▁station ▁in ▁S inu iju , ▁with ▁the ▁original ▁station , ▁located ▁ ▁north west ▁of ▁the ▁new ▁station , ▁being ▁renamed ▁Lower ▁S inu iju ▁Station , ▁which ▁on ▁ 1 ▁June ▁ 1 9 3 6 ▁was ▁renamed ▁S inu iju ▁Gang an ▁Station , ▁and ▁the ▁ ▁line ▁from ▁S inu iju ▁Station ▁to ▁S inu iju ▁K ang an ▁Station ▁was ▁det ached ▁from ▁the ▁G ye ong ui ▁Line ▁to ▁become ▁the ▁Gang an ▁Line . ▁Pass enger ▁service ▁on ▁the ▁Gang an ▁Line ▁was ▁dis cont in ued ▁on ▁ 3 1 ▁March ▁ 1 9 4 3 , ▁with ▁general ▁( public ) ▁fre ight ▁traffic ▁being ▁re located ▁from ▁S inu iju ▁Gang an ▁to ▁S inu iju ▁Station ▁on ▁ 2 0 ▁December ▁of ▁that ▁year . ▁ ▁Over ▁the ▁following ▁dec ades , ▁numerous ▁branch ▁lines ▁and ▁priv ately ▁owned ▁rail ways ▁were ▁built ▁connecting ▁to ▁the ▁G ye ong ui ▁Line ▁main