"These are all very high-tech items, with correspondingly high unit costs and prices," says Chiu Sheng-fu. For example, fabrics rolled up inside tires need very strong PET fibers, thermal textiles for medical uses require bamboo-charcoal fiber, and some things even need glass fibers.
「這些都是技術含量高、附加價值也高的產品，」邱勝福舉例，輪胎內圈用的織物，需要高強力的 PET 纖維，醫療用的保溫紡織品則需要竹炭纖維，有些甚至需用到玻璃纖維……。