ðɪ ɐlˈaɪnmənt bɹˈæntʃᵻz ˈɔf ðɪ ɛɡzˈɪstɪŋ ˌɛmtˌiːˈɑːɹ ˈiːst ɹˈeɪl lˈaɪn nˈɔːɹθ ʌv ʃjˈuːŋ ʃjˈuːi stˈeɪʃən ænd ðˈɛn ɹˈʌnz tə ðə lˈoʊk mˈɑː tʃˈaʊ stˈeɪʃən wˌɛɹ kˈʌstəmz ænd ˌɪmɪɡɹˈeɪʃən fəsˈɪlᵻɾiz ɑːɹ pɹəvˈaɪdᵻd.
The  alignment branches off the existing MTR East Rail line north of Sheung Shui station and then runs to the Lok Ma Chau station where customs and immigration facilities are provided.