4.2 Classify the Heritage Sites and Highlight the Key Sites
Deep investigations should be conducted to get detailed information of the heritage sites of the Third-front Construction.Then we need to classify the heritage sites and clarify which sites should be protected,which can be developed and utilized,and which cannot be used.We should focus on and protect the heritage sites with high potential of development and utilization.For other heritage sites,we also need to give guidelines for general disposition.(https://www.daowen.com)
