Wuhan Cook All Optical Network Co., Ltd. has achieved multiple international pioneering or leading innovative achievements in the fields of silicon glass material electro-optic effect, high-purity rare earth element doped optical fibers, temperature insensitive optical fibers, hydrogen sensing optical fibers, and low birefringence erbium-doped fiber amplifiers. It also holds complete process technologies such as material formulation, structural design, rod making, drawing, and testing, Having the industrialization capability of almost all global advanced special fiber products. The series of special optical fiber products previously manufactured have been maturely applied in the United States, including NASA, the US Navy/Air Force, the UK Navy, the Australian Navy, Massachusetts Institute of Technology, California Institute of Technology, Stanford University, as well as Fortune Global 500 companies such as ALSTOM, Mitsubishi, ABB, and Honeywell...