Figure ①: The regional home-based elderly care service center in Yaojiaqiao Village, Huaxi Street, Changxing County, Huzhou City, Zhejiang Province. The elderly are using the remote consultation intelligent service terminal. Photo taken by Tan Yunfeng ②: The intelligent fitness square in Sheng'an Community, Wenhui Street, Dongying District, Dongying City, Shandong Province. The medical staff introduced how to use intelligent fitness equipment to the elderly. Intelligent products for elderly care with behavioral monitoring, safety care and other functions make the life of the elderly safer and more secure; The smart device dials the hotline with one button, and the staff answers and provides various services and emergency assistance 24 hours a day... The Internet and big data are injecting new vitality into the elderly care industry. The Action Plan for the Development of Smart Health and Elderly Care Industry (2021-2025) issued by the Ministry of Industry and Information Technology, the Ministry of Civil Affairs and the National Health and Health Commission proposes to create new products, new formats and new models for smart health and elderly care, providing strong support to meet the growing health and elderly care needs of the people. How does digitalization empower the elderly care industry? What are the current challenges? Not long ago, the reporter went to Zhejiang, Guangxi and other places for interviews. Use intelligent equipment: intelligent technology and means have played a great role in health management, remote diagnosis and treatment, home care, etc. "Thanks to this' baby ', otherwise there will be a lot of trouble!" Huang Yuezhen, an 88-year-old old man who lives in Xiaoxiang Community, Chengxiang Street, Xiaoshan District, Hangzhou City, Zhejiang Province. Living alone all the year round, she couldn't help but give a thumbs up when talking about the "four pieces of housing protection" installed by the community for her family. A few months ago, Huang Yuezhen, who was watching TV in the living room, forgot that the kitchen was burning hot water. After the water is dried, the smoke detector in the home recognizes the smoke in the house, and the information is transmitted to the Xiaoshan District Intelligent Elderly Care Service Center. After the staff on duty did not respond to the phone calls of the elderly and children, they immediately contacted Yu Wei, the community grid keeper on duty. Yu Wei, who received the task, went to the house for treatment at the first time. The whole response process takes less than 5 minutes. "When entering the house, the kitchen was full of smoke, and the old man hadn't noticed it yet. It would be unimaginable to go one step later," Yu Wei said. Among the 1.24 million registered residence population in Xiaoshan District, the elderly population is about 310000, accounting for 25%. Data such as smoke concentration, gas concentration, door magnetic switch times and time are collected by intelligent equipment and transmitted back to the government cloud via 5G network. Xiaoshan uses big data and artificial intelligence algorithms to build an alarm warning model, accurately identify 36 kinds of emergencies, and ensure the safety of the elderly at home. Since the application system was launched in 2021, it has covered 22 towns and 564 villages and communities in the whole region, and has included more than 6000 elderly people in the scope of protection, and has warned more than 6100 times of potential safety hazards at home. "The four-piece set is the basic hardware. If necessary, you can also freely stack smart mattresses, smart bracelets and fall detection