So real that they even preform tests under two different light conditions because everyones household lamps are a bit different and that can make a big difference on how the colors appear.
Analysts said that Futong achieved a breakthrough in the manufacturing of optical fiber preform, the core raw material for optical fiber production, and is the first enterprise in China that can make this material with the latest all-synthesis technology.
Li Fei, analyst for Dagong Global Credit Rating Company and author of the bond rating report, told FORBES that optical fiber preform is the upstream product of the optical fiber industry and requires high technical content in its manufacturing techniques.