Standard core: first, evaluation system, evaluated from 5 dimensions and 28 indicators: energy saving, environmental protection, safety, durability, recyclable, over 85 points obtain "green escalator" certification; second, energy saving requirement, adopting permanent magnet synchronous motor + energy feedback, no-load energy consumption reduced by 40%, standby power ≤100W, meeting ISO 25745-3 first-class energy consumption classification standard; third, environmental protection material, interior adopts formaldehyde-free, low VOC, flame-retardant environmental protection material, metal components recyclable ≥90%, lubricating oil biodegradable, complying with EU RoHS; fourth, low carbon emission, full life cycle carbon footprint ≤3.5 tons CO₂/unit, clean energy utilization rate ≥60% in production, zero emission of waste water and gas; fifth, safety and durability, design life ≥20 years, core components maintenance-free ≥5 years, noise ≤58dB, vibration ≤0.12g. After implementation, market share of green escalators will increase from 15% to 40%, annual carbon reduction over 800,000 tons.