Jasa penasehat yang berkaitan dengan telekomunikasi (Advisory services relating to telecommunications), Jasa telekomunikasi selular (Cellular telecommunications services), Komunikasi data melalui telekomunikasi (Communication of data by means of telecommunications), Penyediiaan fasilitas-fasilitas telekomunikasi (Provision oftetecommunications facilities), Sistem-sistem operasi telekomunikasi (Operation of telecommunications systems)