above 30years service life composite manhole cover

{"cid":"91223410","title":"600mm Composite Manhole Cover 40 Ton Load Capacity Anti-Slip","imgUrl":"https:\/\/img.chinax.com\/nimg\/5c\/91\/a4c7bd68fd70fcaf2e837502dcc0-200x200-1.jpg","attrs":{"Brand Name":"Elite","Model Number":"MR650D","Minimum Order Quantity":"10set","Certification":"EN124\/ISO9001","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"5,000 Tons \/ Year","Packaging Details":"Pallet","Service":"OEM ODM","Load Capacity":"Up to 40 tons","Surface Treatment":"Anti-slip surface","Maintenance":"Low maintenance required","Hs Code":"3926909090","Chemical Resistant":"Yes","Chemical Resistance":"Yes","Lock Type":"Bolted\/Threaded","Lightweight":"Yes","Diameter":"600mm","Application":"Road\/Driveway\/Sidewalk\/Industrial Area","Anti Slip":"Yes","Life Span":"More than 30 years","Packing":"Pallet or as per customer's request","Weather Resistant":"Yes"}}

{"cid":"91219511","title":"Elite Road Construction Heavy Duty C250 SMC Manhole Cover Manufacturer Kyrgyzstan","imgUrl":"https:\/\/img.chinax.com\/nimg\/2d\/87\/bc7598c92fcbd1f78960f3abf9a0-200x200-1.jpg","attrs":{"Brand Name":"ELITE","Model Number":"SS600","Minimum Order Quantity":"50 Sets","Delivery Time":"20 Days\/Container","Certification":"CE \/ EN124 \/ SGS \/ TUV","Place of Origin":"China","Payment Terms":"T\/T, L\/C","Supply Ability":"2000000 Sets\/year","Packaging Details":"Pallet","Advantage 2":"Corrosion Resistance","Advantage 5":"Anti-Theft","Application":"Sewage, Rainwater","Clear opening O(mm)":"300*300","Load Capacity A15":"A15","Color":"Optional","Cover Height h(mm)":"30","Material":"SMC FRP"}}