I agree with you and I found it's more popular to use the Robot Vacuum Cleaners to clean our house instead of doing that by ourselves in China, especially in Shanghai, although other countries have already used these machines for many years. It will be a trend to the future and I found some Shanghai companies realize this trend and try to develop the huge market of China: Shanghai Rob Live-in Industry Co.,Ltd http://www.roblive-in.com/
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I agree with you and I found it's more popular to use the Robot Vacuum Cleaners to clean our house instead of doing that by ourselves in China, especially in Shanghai, although other countries have already used these machines for many years. It will be a trend to the future and I found some Shanghai companies realize this trend and try to develop the huge market of China:
Shanghai Rob Live-in Industry Co.,Ltd
http://www.roblive-in.com/