WSKT Builds Twin Tower CPI Makassar. PT Waskita Karya Tbk (WSKT) is trust by PT Sulsel Citra Indonesia (Perseroda) to build an iconic building with the philosophy of a phinisi ship in the center of Makassar City. South Sulawesi, worth IDR 1.9 trillion. Which will be designate as offices for the provincial government.