Global Optical Fiber and Cable Conference 2019,2019全球光纤光缆大会,亚太光纤光缆产业协会(APC)
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Optical fiber and cable market enters “New Normal”

Gao Junshi, Professorate Senior Engineer, Director of   Division of Optical Communications in China Mobile Group Design

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Gao Junshi, Professorate Senior Engineer, Director of   Division of Optical Communications in China Mobile Group Design Institute