Energy saving and environmental protection is to implement green casting production, the key to realize sustainable development, research and extension must be suitable for the situation of China energy saving, environmental protection new technology and new equipment.(1), with emphasis on the melting and heating systems, comprehensive mining and energy saving potential, and adopt the new technology, eliminate the pollution to the environment, improve the smelting quality and reduce rejection rate.(2) save material resources, development of renewable technology, recycling casting the retrieval and utilization of waste, creating the highest value.If use the old sand recycling technologies.(3) from material, process and equipment of many sided, solve the problem of environmental pollution.Development and modification technology yuan poison, poison, yuan flavor binder and white casting accessories, dust removal technology, sand regeneration technology, yuan dust casting technology.(4) strengthen the production process of mechanization and automation, improve labor productivity, achieve nearly, WuYuLiang casting production technology.