Dalian Longsheng Metallurgical Equipment Manufacturing Co., Ltd was founded in 2014，total registered capital is 20 million RMB,we are a professional manufacturer of Special welding and hot roller,covers an area of 20000m²，has more than 100 skilled employees,2 CWI international welding engineers, 1 TWI international welding inspection engineer, and 60 technician and QC inspector. Our management, technology, and production backbone are all from the original Dalian Huarui Heavy Industry Group . We are move first to obtain the quality system certification and have been providing professional services for industries like metallurgy, mechanical equipment, shipbuilding, ocean drilling, high rise buildings, and metal structures.

The company has reached a leading level in China in terms of build-up welding, spraying welding, and thermal spraying technology .The company has many advanced production equipment including build-up welding machine，spraying welding machine, plasma spraying， CNC Lathe， machining center，grinding machine，milling machine， CMT robot automatic welding machine，micro-plasma arc welding and BP400 arc spraying. We also have various advanced testing equipment; CMM, laser tracker, Electronic Total Station, laser interferometer, large field metallic microscope, infrared carbon sulfur analyzer, Nitrogen, hydrogen, and oxygen combination analyzer, direct reading spectrometer, X-ray flaw detector γ Radiographic detector, magnetic particle detector, etc. These professional equipment provide strong guarantees for manufacturing high-quality products.

The company has completed the production and installation of multiple products including stacker reclaimer, calcium carbide furnace, crystallizer, fan-shaped segment, continuous caster roller, mill roller, hot rolling roller , coiling roller table etc.

In addition, we have also achieved remarkable results in participating in the development and manufacturing of military products. We have established long-term cooperative relationships with large domestic and foreign enterprises, such as Sumitomo Group, Nippon Steel, SMS Concast, Hyundai Steel, POSCO, SMS-DEMAG, Shenyang Aircraft, Shenyang Rubber Research&Design Institute, Shougang Jingtang United Iron&Steel Co., Ltd., Shougang Qian'an Steel, HBIS Group, Hebei Wenfeng Steel, ANSTEEL, BX Steel, Dongbei Special Steel Group Co., Ltd., CFHI, and DHI · DCW Group Co., Ltd., etc.

The company adheres to the business philosophy of "international quality, trust and reliability, innovation and efficiency" . By combining foreign introduction and Independent R D, as well as system integration, provide all domestic and foreign customers with high-quality, reasonably priced, and timely delivery products and services.