Production products: Steel sleeve steel steam insulation bend pipe (glass wool, rock wool, aluminum silicate calcium silicate composite insulation), polyurethane foam insulation bend pipe (black jacket, yellow jacket), natural gas 3pe anti-corrosion steel pipe, epoxy coal tar anti-corrosion bend pipe (one cloth, two oils, two cloths, three oils, one cloth, three oils, two cloths, four oils, three cloths, five oils, etc.), single-layer and double-layer FBE epoxy powder anti-corrosion bend pipe, IPN8710 drinking water anti-corrosion bend pipe, cement mortar lined anti-corrosion bend pipe and other anti-corrosion and insulation pipelines.