State Grid technician invents new alerting device
( chinadaily.com.cn )
Updated: 2013-05-20
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| Xia Xiaobin and his co-workers assemble and upgrade the alerting device for marine navigation lights he invented, in this photo taken on May 16. Xiao Xiaobin, a technician at the State Grid, has invented an alerting device for marine navigation lights. The usual method involved each beacon requiring an operator, but the new device will inform operators automatically of any malfunction. [Photo/ Xinhua] |
