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Three Courses


1992-May Dashiqiao Sanqiang Refractory Material Factory was established.


1993-Changed to Dashiqiao Sanqiang Refractory Co., Ltd.


From 1995 to now-Baosteel Group Corporation 300-ton converter and 250-ton converter overall contract.


1999-Extensive technical cooperation with major science and technology colleges. Product innovation and breakthroughs are in short supply.


2000-Introduced domestic advanced quality monitoring and management model, product diversification. The company is developing rapidly.


2001-The company was exempted from inspection by the Yingkou Municipal Government, and the product user satisfaction rate reached 100%.


2003 to present-Angang New Iron & Steel Group Co., Ltd. has contracted 180-ton converter and 250-ton converter as a whole.


2005- After the on-site assessment by the Liaoning Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, it meets the "Liaoning Entry-Exit Inspection and Quarantine System Outsourcing Subcontracting Laboratory Recording Management Requirements", and the record is approved.


In September 2006, it passed the ISO9001:2000 international quality system certification.


In 2007, the company integrated resources and consolidated its development. Reorganized into a joint venture, and the products are in line with international standards.


In May 2010, the company was rated as a standing director unit by the second council of the Refractories Association.


In 2011, the company's products sold well in domestic and foreign markets, and the company promoted the enterprise to serve the country and served the society.