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Chapter 621: Hidden black technology!
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Chapter 623: Damn Lin Xuan! !
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... s the use of a new independent optical fiber network.
However, Hantang Technology can reduce the Internet access speed of the optical fiber communication network to 3~5ms, which is also a remarkable breakthrough.
But at this time, Lin Xuan didn't seem to be interested in making a big introduction on the wireless optical communication network.
After he continued to introduce news about 5G mobile communications, the topic quickly changed to the next super black technology, ...
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