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  • In 1989, Weihai Jingyuan polyurethane factory was established to produce polyurethane hydrocyclones and polyurethane products.

  • In 1997, the company presided over the revision of "polyurethane hydrocyclone" industry standard (DZ / t0194-1997).

  • At the same time, it was registered as a large-scale hydrocyclone manufacturer and other large-scale hydrocyclone manufacturers in 1998.

  • Since 2002, Haiwang has become the Secretary-General unit of China Society of mechanical engineering and cyclone branch of separation machinery Professional Committee; it has passed ISO9001:2000 quality system certification, obtained the quality management certification of international certification alliance, and successively passed ISO14001 environmental management system certification, OHSAS18001 occupational health and safety management system certification, and Russian gost certification system.

  • In 2003, it was recognized as an excellent private science and technology enterprise in Shandong Province by the Department of science and technology of Shandong Province.

  • In 2004, Shandong cyclone separation engineering technology research center was established.

  • In 2006, Shandong Province established the enterprise technology center, and Haiwang hydrocyclone was rated as Shandong famous brand product.

  • In 2007, the market share of Haiwang hydrocyclone in domestic metal mine industry reached 70.5%. The annual sales value is more than 86.40 billion yuan, with an annual sales revenue of 86.1 billion yuan.

  • In 2009, Shandong Provincial Research Center for cyclone separation engineering technology was established; the first batch of "academician workstation" in Shandong Province was established; and "Joint Laboratory of fluidization technology application" was jointly established with the Process Research Institute of Chinese Academy of Sciences.

  • In 2012, he presided over the revision of "hydrocyclone" industry standard (JB / T 9035-2015), and established "one enterprise, one technology" R & D center in Shandong Province.

  • In 2014, Shandong Provincial centrifugal separation engineering technology research center was established; Haiwang was selected as the key high-tech enterprise of the national Torch Program.

  • In 2016, Haiwang increased its registered capital by 100 million yuan.