South-West direction is considered as a very important place in vastu. All the magnetic energies that flows from north-east direction, gets stored at south-west direction. Say, for example, consider the south-west as your bank\’s locker or chest, so will you ignite fire inside your locker? No. Similarly,, if you lit stove in South-West direction, all energies gets burnt and hence it will create depression and bring many diseases into your house. So, its better to shift your kitchen to South-East direction.