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about aaa
shanghai shangji technology co., ltd. specializes in the production and sales of: relays, intermediate relays, current relays, voltage relays, digital display instruments, digital display power meters, multi-function power meters, digital display multi-function power meters, intelligent control devices, microcomputer protection devices, microcomputer comprehensive protection devices.
internet speed:people
relayyes people like
serial number:2025-04-09 11:58:42
