Application-Official Website ★ Wenzhou Yanghong Valve Co., Ltd., specializing in manufacturing of spheres, accessories, ball valves, gate valves, stop valves and check valves, www.cnyhqt.com

The petroleum industry is an important part of the fuel industry, covering various stages such as exploration, extraction, refining, storage and transportation of natural petroleum and oil shale, and providing various fuel oils for all sectors of the national economy.

Oil Industry

The chemical industry consists of enterprises engaged in chemical production and R&D. It permeates all sectors and is an indispensable part of the national economy. Its sustainable development is of great practical significance to economic and social progress.

Chemical industry

The water treatment industry is an important field that purifies, softens, disinfects water, removes iron, manganese and heavy metal ions, and filters unqualified water to meet various water usage requirements.

Water treatment industry

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

Electricity industry

The pharmaceutical industry involves R&D, production, sales and after-sales of medicines, covering chemical, biological and traditional Chinese medicine. It is vital to protecting human health and improving quality of life.

Pharmaceutical industry

Metallurgical industry refers to the industrial sector that mines, concentrates sinters metal ores, and smelts and processes them into metal materials. It includes ferrous metallurgy and non-ferrous metallurgy, and is an important field of raw material industry.

Metallurgical industry

The shipbuilding industry is a national strategic high-end equipment manufacturing sector, a core pillar of the marine economy, international trade and national defense security. It features long cycles, heavy assets, high technology and global competition.

Shipbuilding industry

New energy refers to renewable energy that can be systematically developed and utilized based on new technologies, including solar energy, wind energy, hydropower, biomass energy, geothermal energy, ocean energy, nuclear energy, etc.

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