(Summary of professional development and work direction of communication engineering 1. Office overview of SP product manager: office overview SP videophone can allow users to "hear the sound" and "see the look", which can end the so-called "the world is close to each other" in the ancients. Jiajing, so it is regarded as the killer use of 3G! The SP product manager is generally responsible for the solution development of mobile value-added service products)
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