CONTACT NUMBERS YSISS Petra Jaya Campus: 016-401 8313 YSISS Kuching 12th Mile Campus: 016-816 2441 YSISS Sibu Campus: 016-934 1480 Email: enquiry@ysiss.edu.my ADDRESSES YSISS Petra Jaya Lot 449, Block 15, Jalan Casuarina, Petra Jaya, 93050 Kuching, Sarawak, Malaysia YSISS Kuching (12th Mile Campus) Lot 2441, Block 3, Sentah-Segu Land District, 93250 Kuching, Sarawak, Malaysia. YSISS Sibu Lot 1480, Block 1, Sungai Merah Town District, 96000 Sibu, Sarawak, Malaysia ONLINE ENQUIRY Notice: JavaScript is required for this content.