chichewa
Magulu a Bollinger (BB) ndi chida chosanthula ukadaulo chomwe chimagwiritsidwa ntchito kwambiri pamisika ya Forex ndi golide.
Nazi njira zina zogwiritsira ntchito Mabungwe a Bollinger pochita malonda, Muyenera kugwiritsa ntchito magulu a Bollinger molumikizana ndi njira zina zowunikira ndi zida kuti muwonjezere kulondola kwa zisankho zamalonda.