The metallurgical industry refers to an industrial field mainly engaged in the production and processing of metals and their alloys. Its main objective is to extract metals from minerals through physical and chemical means and process them into metal materials of specific forms and properties, which are widely used in various fields such as machinery, construction, electronics, transportation, aerospace, etc.

The power industry is an industrial sector that converts various types of primary energy into electrical energy through power generation facilities and delivers the electrical energy to end users. It is an important basic industry of the national economy.

The chemical industry is the general term for enterprises and units engaged in the production and development of the chemical industry. The chemical industry permeates all aspects and is an indispensable and important component of the national economy. Its development, which follows a sustainable development path, holds significant practical significance for the economic and social development of humanity.

The construction industry covers a wide range of fields, mainly including residential buildings, commercial buildings, public facilities, industrial plants and many other aspects. It is one of the important pillars of the country's economic construction and plays an irreplaceable role in promoting social progress and improving people's livelihood conditions.

The coal industry refers to an industry mainly engaged in the mining of coal resources. It is one of the main sources of national energy and also an important pillar of the national economy. There are a large number of enterprises in China's coal circulation industry, but they are relatively small in scale.

The oil industry is drilling for oil (including crude oil, oil shale, natural gas) and on the refining processing industry. It is composed of units engaged in oilfield geological exploration, oilfield development, and oil extraction, transportation, refining and processing. Petroleum is the "blood" of industry and an important industrial energy source.

The water conservancy industry is an important infrastructure industry of the national economy, mainly involving the development, utilization, and conservation of water resources.

Natural gas is a clean and efficient fossil energy source, with methane as its main component. It covers the entire industrial chain from the exploration, development, production, purification, storage, transportation to the sales and utilization of natural gas. It holds an important position in the global energy structure.

The pharmaceutical industry refers to the sector engaged in the research and development, production and sales of drugs. The core objective of this industry is to develop and produce drugs that can prevent, diagnose, treat or alleviate diseases, in order to meet the needs of human healthcare.