1. Pipes for pipelines. For example: seamless pipes for water, gas, and steam pipelines, oil transportation pipes, and pipes for oil and natural gas pipelines. Agricultural irrigation faucets with pipes and sprinkler pipes, etc.
2. Pipes for thermal equipment. Boiling water pipes and superheated steam pipes used in general boilers, as well as superheated pipes, large smoke pipes, small smoke pipes, arch brick pipes, and high-temperature and high-pressure boiler pipes used in locomotive boilers.
3. Mechanical industry pipes. Such as aviation structural pipes (round pipes, elliptical pipes, flat elliptical pipes), automotive half axle pipes, axle pipes, automotive tractor structural pipes, oil cooler pipes for tractors, square and rectangular pipes for agricultural machinery, transformer pipes, and bearing pipes.
4. Pipes for petroleum geological drilling. For example: petroleum drilling pipes, petroleum drilling rods (square and hexagonal drill rods), drilling rods, petroleum oil pipes, petroleum casings and various pipe joints, geological drilling pipes (core pipes, casings, active drill rods, drilling rods, clamps and pin joints, etc.).
5. Chemical industry pipes. For example: petroleum cracking pipes, pipes for chemical equipment heat exchangers and pipelines, stainless acid resistant pipes, high-pressure pipes for fertilizers, and pipes for transporting chemical media.
6. Management for other departments. For example: tubes for containers (high-pressure gas cylinder tubes and general container tubes), instruments and instruments tubes, watch case tubes, injection needles and medical device tubes, etc.
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