The complex pan has the virtue of both titanium and aluminium: 1 titanium is a kind of material without any poison to people. 2 when cooking the food, the titanium will not act with the food. there are not any taste on the food and the color of the food do not change. 3 titanium is a material of easy cleaning. It is simple to wash the pan after cooking. 4 titanium pan can save the energy. Aluminium can transfer the heat very faster and equate. 5 titanium resist the oxidation and endure the ablation. The pan made in titanium can be used for many years.