欧美日韩在线亚洲综合国产人_伊人久久精品亚洲午夜_久久婷婷五月综合国产_久久综合亚洲鲁鲁五月天欧 ,国产精品v欧美精品v日本精|在线中文字幕国产亚洲欧美|亚洲欧美中文日韩v在线观看|亚洲国产欧美目韩成人综合 ,久久五月天视频免费_日韩AV一区三区_精品国产国产综合精品_久久亚洲AV成人片无码

Liaoning Tonglida Technology Co., Ltd., established in July 2010, is located at No. 4, Great Wall Street, Dongdaihe New District, Liaoning Province. It is a large-scale backbone enterprise producing pressure vessels and heat exchangers.

The predecessor of the company was established by the overall relocation of Qinhuangdao Tonglida Container Business Department to Dongdaihe New Area, Liaoning. Qinhuangdao Tonglida Company was founded in 1998. It has dozens of patented technologies such as invention and utility model patents in the manufacture of forced heat exchanger, mastered the core new technology of energy-saving heat exchanger, improved the thermal efficiency of heat exchanger, and played a leading role in energy saving of heat exchanger in domestic petrochemical industry. At present, the company has design qualification of Class I pressure vessel, Class II pressure vessel, A1 and A2 pressure vessel manufacturing qualification, and has a production capacity of 10000 tons/year. It has more than 180 sets of large and medium-sized production equipment, such as large cranes, automatic welding machines, plate rolling machines, Lincoln welding machines, plasma cutting machines, special lathes, etc., and has also purchased high-precision testing equipment, such as X-ray machines, flaw detectors, projectors, thickness gauges, etc., equipped with dozens of computers, and realized local networking for product design, development and management, and achieved office automation, management programming, and production standardization.