... including OEM casting parts, machining parts, machinery parts, auto&motorcycle parts, marine&railway parts, hardware, flange, valve&pump ... fittings, etc.The products' information as follow:NO. 1---Material: casting steel, alloy ... 3---Trademark: JGQNO. 4---Process: investment casting, mirror polishing, sand casting, water glass casting, etc.NO. 5---Business scope: ...