The structure design of REF products The structure of REF is complex and it requires high accuracy, as well as heat resistanceand light-preventing. The materials of the REF are mostly employed modifiedPPO and modified PC at present. Regarding the different size of the letter REF displays and different overall size,we have multi-specificity materials to match with them, such as distortion resistantmodified PPO, 150 heat-resistant modified PPO, high anti-actinic modifiedPPO, high-reflective modified PC etc. Our company can design the products according to customers'sam ple, blueprint ortheir conceive.
