安全、智能、定制化，老旧电梯更新解锁这些关键词

Group 1 - The core theme of the news is the "updating" trend in China's economy, which includes the modernization of consumer scenarios, infrastructure, urban areas, and artificial intelligence technology, all contributing to economic vitality and improved living standards [1] - The government has introduced a policy to support the replacement of old elevators with special long-term bonds, providing subsidies for eligible residential elevators over 15 years old, creating new business opportunities for elevator manufacturers [1] - In Hangzhou, a target has been set to update 7,000 old residential elevators this year, with 152 elevators already updated in 14 residential communities, benefiting 5,800 households [1] Group 2 - The updated elevators feature a digital screen that consolidates notifications and announcements, improving information dissemination and enhancing safety through a smart operation platform that uses IoT sensors to monitor elevator performance in real-time [3][4] - Residents have reported various improvements with the new elevators, including faster speeds, reduced energy consumption, and better air quality within the cabins, indicating a positive reception of the upgrades [4] - The manufacturing process of elevators has been enhanced with a digital twin system, allowing for automated production with an average output of one elevator every 120 seconds, and the fastest delivery time from order to completion is just six working days [6]