The registered address of chintai engineering materials ltd., located at 123 dongdong street, laihuang high, shandong province, is the market supervision authority for the industrial development area of the new technology development zone of laihuang, with legal representatives zhang zing, operating in the fields of waterproofing plates, earthen works, earthen works, blind ditches, troughs, fibrous fibres, steel fibres, copper cutters, glass fibres, cells, grids, 3-dimensional mesh, bellows, drains, drainage boards, asphalting boards, water-stopping belts, production of water bars and sales; rcp seeps, rcp seepages, gaskets, blankets, steel, timber, water-control materials, waterproofing materials, and wholesale and retail distribution of earthwork materials. (projects subject to legal approval may not operate without the approval of the relevant department)