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About Us

Company Profile

SHANDONG YONGAN was founded on July21th, 1999, located in Junbu Street, Hedong Economic Development Zone, Linyi City, Shandong Province.It has more than 1,020 employees and covers an area of more than 380000 M2.It mainly produces seamless and welded steel gas cylinders of more than 40types. All products have passed the quality certification of GB/T5099,GB/T5842,GB/T5100, GB/T24159, ISO9001, ISO9809-1, ISO9809-3, ISO11118 andISO11439. Products are widely used in medicine, aviation, industry and other fields. At present, they have been certified by TPED, CE and TUV of EU and KGS of Korea , also in the processing of American DOT, The products are sold all over the country and southeast Asia, the Middle East and other countries.

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about us
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Our Strength

The company has an efficient quality assurance system, physical and chemical testing, nondestructive testing, material analysis, mechanical property testing and testing facilities and corresponding professional and technical personnel, which is one of the units that formulate national standards for steel welded gas cylinders.The company is committed to improving the performance research and development of raw materials and equipment automation, and has passed the intellectual property certification. It owns nearly 10 trademarks such as Yong’an" and"Lu An" , and has successively obtained 30 patents for inventions and utility models,and won the honorary titles of "Municipal Key Engineering Laboratory" , "Municipal Enterprise Technology Center", "Single Champion of Shandong Manufacturing Industry" and "Specialized and Special New Enterprise".

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Welcome To Cooperation

Shandong Yong‘an always adheres to the business philosophy of "specialized, refined, bigger and stronger' ' and aims at' 'providing more high-quality and reliable products for the society", and is willing to cooperate sincerely, seek common development, achieve harmony and win-win results and create the future together with people in the national gas industry and old and new customers!

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Our Team

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Our History

  • 2022
  • 2021
  • 2020
  • 2019
  • 2018
  • 2017
  • 2014
  • 2013
  • 2008
  • 1999
  • 2022
    • In March 2022, Yong'an was awarded the "Linyi Industrial Design Center"
    • In March 2022, Yong'an obtained the certification of China Classification Society
  • 2021
    • In January 2021, the company was awarded the full staff innovation enterprise in Hedong District
    • In March 2021, the company was awarded the advanced collective of women's meritorious deeds
    • In July 2021, the fourth meeting of the sixth session of the Seamless Gas Cylinder Sub-Technical Committee of the National Gas Cylinder Standardization Technical Committee was held in Linyi, co-organized by Yongan
    • In August 2021, the company was rated as a "contract abiding and creditworthy" enterprise in 2019-2021
    • In December 2021, the company was awarded the "One Enterprise One Technology" R&D Center
    • On December 16, 2021, Yongan brand seamless steel cylinder was recognized as a high-quality brand product in Shandong Province
    • The company's workshop product line upgrades the automatic production line, saves labor, reduces costs, increases the stability of the product quality, and speeds up the order production efficiency. Annual output reaches 8000.000 sets of bolts!
  • 2020
    • In 2020, the company obtained the Korean KGS certification
    • In November 2020, the steel cylinder produced by Yongan Company was rated as "Shandong Famous Brand"
    • On December 30, 2020, the Corporate Women's Committee was established
    • On December 31, 2020, Yongan Company was rated as "Shandong Manufacturing Single Champion" and "Linyi Specialized New Enterprise"
  • 2019
    • 2019.04.18, Yongan became a member of the drafting committee of the national gas cylinder safety standards and regulations
    • 2019.05.04, Yongan became a member of the 7th National Gas Cylinder Standardization Committee
    • 2019.11.01, Shandong Tianhai High Pressure Vessel Co., Ltd. was officially changed to Shandong Yongan Special Equipment Co., Ltd.
    • 2019.11.05, the branch company Shandong Jintai Yongan Special Equipment Co., Ltd. (Lanling Yongan for short) was established
    • 2019.11.08, the branch company Liaoning Yongan Special Equipment Co., Ltd. (Liaoning Yongan for short) was established
    • 2019.12.13, Linyi Technology Center and Engineering Laboratory (Research Center) was established
  • 2018
    • 2018.06.15, the branch company Shandong Yongan Heli Special Equipment Co., Ltd. (referred to as Junan Yongan) was established
    • In August 2018, obtained the 9000 quality system certification
    • 2018.11.30, the company obtained the national high-tech enterprise certificate
  • 2017
    • 2017.10.20,Linyi Yongan Valve Co., Ltd. was established
  • 2014
    • 2014.06.12,Shandong Tianhai High Pressure Vessel Co., Ltd. was established
  • 2013
    • 2013.3.15,Linyi Yongan Steel Cylinder Co., Ltd. was established
    • 2013.10.25,Shandong Yongan Heli Steel Cylinder Co., Ltd. was established
    • 2013.12.03,Yongan was awarded the Shandong famous trademark certificate
  • 2008
    • 2008.08.26,Yongan obtained the special equipment manufacturing license issued by the State General Administration of Infrastructure Construction
  • 1999
    • In 1999, Linyi Hedong Yongan metal welding and cutting gas factory was established