Market principles.

In order to meet market demand, we should focus on developing industries or projects with large demand and broad prospects.

Benefit principle.

The investment projects should have higher input output ratio, that is, investment should pay attention to a certain rate of return.

It is in line with the principles of the state's industrial policies.

We should focus on developing industries or projects encouraged and supported by national industrial policies to avoid projects with clear restrictions and pressure on national industrial investment.

We should make full use of the local resource advantages and the owners' own advantages.

Choose projects that are familiar with and have the advantages of resources instead of blindly pursuing social and economic hotspots, so as to avoid mistakes in decision-making and waste labor and investment.