Nkaambo nzi Vietnam nchochili busena bubotu bwakuswayila bana Hong Kong Vietnam yaba aampuwo akati kabasikuswaya bazwa munyika yoonse, mpawo kuli kaambo kabotu. Ncisi chilalumbaizya aalwaano lunji azilengwa, antoomwe akusungwaazyigwa kuzwa kuChina, France, azisi zimwi zili afwaafwi.