眼下全国井盖的整治工作刚刚开始,“道路黑洞”事故频发,严重影响着人们及车辆的出行安全,已引起中央及各级政府的高度重视。面对巨大的市场和对新型替代产品的强烈要求,我所与国家建设部门联合开发出适用于市政、电信、自来水、污水管道、供热燃气、有线电视、地下电缆、园林广场、甬道花坛等工程必备的高强度“三防”系列井盖,该井盖系由特种聚合材料、建筑材料、纳米胶粘材料、变色材料等模压制成,样式新颖靓丽、规格型号齐全、耐压防腐防盗、昼夜变化颜色、隐形三防设计:防坠落、防移位、防盗窃,粘结抗压力比水泥盖强 Now the nationwide manhole cover remediation work has just begun, “road black hole ” frequent accidents, seriously affecting the safety of people and vehicles travel, has caused the central and all levels of government attach great importance. Faced with the huge market and the strong demand for new alternative products, we have jointly developed with the national construction department municipal, telecommunications, water, sewage pipes, heating gas, cable television, underground cables, Garden Square, corridors, etc. This series of manhole covers are made of special polymeric materials, building materials, nano-adhesive materials and discoloration materials. The beautiful and fashionable styles, complete specifications and models, pressure-proof anti-corrosion and anti-theft , Changing color day and night, invisible three anti-design: anti-fall, anti-shift, anti-theft, bonding anti-stress cement cover strong