When service of this line started , the section of the Kwun Tong Line from PERSON@1 to Argyle , the present-day PERSON@2 station , was transferred to the Tsuen Wan Line .

When service of this line started , the section of the Kwun Tong Line from PERSON@1 to Argyle , present-day PERSON@2 station , was transferred to the Tsuen Wan Line .
