Year 1982, Hebei Jianzhi Casting Group Ltd. formerly named Tangshan Malleable Iron Plumbing Industrial Co., was founded in 1982.
Year 1994, Jianzhi invented “Chain Type Quality Management Method” and obtained “Enterprise Management Modernization Innovation Achievements Second Prize ” issued by Ministry of Agriculture
Year 2002, Passed ISO9001 quality management system certification
Year 2007, developed the first generation Leak Tightness Testing Machine
Year 2007, Jianzhi malleable fittings are used in the Olympic Stadium Bird’s Nest Project, Beijing Yintai Center Project, National Grand Theater Project, Beijing Huatai Center Project, etc.
Year 2008, Passed American UL certification
Year 2009, Obtained Patent for Invention “Portable Fittings Angle Testing Device and Accessory”
Year 2009, Participating the drafting and revising of National Standard “GB/T3287 Malleable Cast Iron Pipe Fittings”
Year 2009, Participating the amending of National Standard “GB/T9440 Malleable Iron Castings”
Year 2010, Passed CE certification, Brazil ABNT certification and Turkey TSE certification
Year 2011, Chifeng Jianzhi Pipe Industry Ltd. was established
Year 2014, Jianzhi Brand is entitled “China Famous Brand” by China Trademark Review and Adjudication Board
Year 2014, Passed ISO9001, ISO14001 and OHSAS18001 system certification
Year 2015, Passed American FM certification and China Compulsory Certification (CCC certification)
Year 2016, Jianzhi was identified as “Provincial Enterprise Technology Center”
Year 2016, Jianzhi was entitled “National High-Tech Enterprise”
Year 2017, Chifeng Jianzhi Pipe Industry Ltd. adopted the most advanced DISA Molding production line
Hebei Jianzhi Casting Group 