SSIA Cross Currency Interest Rate Swap. In the first semester of 2020. PT Surya Semesta Internusa Tbk (SSIA) post a consolidate income of IDR 1.46 trillion. Revenues decrease by 19.2% compare to Rp 1.81 trillion in the first semester of 2019. Base on the Company’s Financial Statements. This decline was mainly due to revenue from the construction.