• 2014

    Obtained a safety production license in January

  • 2013

    In April, received the environmental protection acceptance approval of Binzhou City Environmental Protection Bureau, Shandong Province

    In December, received the approval for the acceptance of the safety facilities of the Binzhou Municipal Safety Supervision Bureau, Shandong Province

  • 2012

    Passed the ISO9001-2008 quality management assurance system ISO14001 environmental management system certification

  • 2011

    Construction started in May, with the company’s registered capital of 20 million yuan