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We have gotten the ISO9001 certificate for quality control systerm,we always try our best to select blocks from the same quarry and use the same block to cutting products for one order. which can make sure the coherence of the products ,after cut to size , we will do inspection and color selection from the goniometry,photometry,flatness,thickness,mending and so on , then we do color selection ,unify the serial numbers ,it is our will that never let the ququalified products out of our factory .


Package is the most important link for the protection and transportation of our stone products ,so we have invest a big fund to bulid our own wooden packing workshop,we have a series of packing forms for cut to size ,strips and slabs accordinly to cunstomer requirment , such as wooden crates ,plywood cases, PVC boxes ,wooden bundles ,wooden pallets and so on ,we can provide te most suitable &safest packing for our products .

Qingdao DINGHAO Stone Co., Ltd. was established in 2003, located in the beautiful costal city Qingdao in China. We're one of the most reliable and professional manufacturer and exporter of BUILDING MATERIALS AND TOMBSTONE MEMORIALS.

We have one tombstone workshop and one granite workshop.And have 5BM Dragon Diamond Gangsaws,2Automatic 16heads Polishing Lines,10 Bridge cutter,6Circular Saws,1 CNC wiresaw,10 manual polisher,4 horizontal splitter etc .