400G is a new era. Li Han, chief expert at China Mobile Group and director of the Basic Network Technology Research Institute of China Mobile Research Institute, said:

    Currently, 400G ultra-long distance has entered a critical time point for large-scale commercial use. China Mobile is cooperating with the industry chain to promote the maturity of 400G technology and industry to welcome the first year of large-scale commercial use of 400G." 400G is a major transformative generation that will start the next cycle of backbone networks. technology

      China Mobile achieved 400G QPSK 5616km transmission in Ningbo, Zhejiang, ←→ Gui‘an, Guizhou based on G.652.D optical fiber, setting a world record for live network transmission; it achieved 400G QPSK 7000km transmission based on G.654.E optical fiber, which is the highest level currently tested in the laboratory. .

      Let us welcome the first year of large-scale commercial use of 400G!

Package section	Product Name	QTY (Piece)	Highest bid price (Excluding tax, Billion CNY)
Bid1:400G OTN Trial Network Plane	WDM/OTN	6126	1.967
Bid2:400G OTN Trial Network Plane-East	WDM/OTN	3408	1.172
Bid3:400G OTN Trial Network Plane-West	WDM/OTN	1656	0.492