3. The use of renewable energy, especially energy from nature, such as solar energy, wind energy and other
4 Selection of tools and equipment with high efficiency, such as electrical appliances number 5 tube thin energy-saving etc.
5. Optimization of fuel. Such structural changes make fuel to more energy
6.Recycle. The material used to repair the damaged by using the new To reduce unnecessary waste or turnover to manufacture new (Recycle)