ucingo olongezelweyo yenye yeemveliso eziphambili zomzi-mveliso wethu, ucingo olumnyama olubiyelweyo lwenziwe ngocingo lwentsimbi, olusetyenziswa ikakhulu njengecingo lokubopha okanye ucingo olubophayo kulwakhiwo. Singavelisa amabala ocingo ahlanganisiweyo ukusuka kwi-SWG8-SWG22.