国产光纤全球爆单，部分产品价格暴涨 650%，背后是怎样的行业逻辑？还有哪些信息值得关注？

(used after a noun, verb or adjective to form a nominal expression, as in 皮革的[pi2 ge2 de5] "one made of leather" or 跑堂兒的|跑堂儿的[pao3 tang2 r5 de5] "a waiter (literally, one who runs back and forth in a restaurant)" or 新的[xin1 de5] "new one")

to be (followed by substantives only)

to grow; to increase

this year

domestically produced

worldwide; global

now; at present; currently

clear-sighted

Taiwan pr. [bu4fen4]

(math.) argument; variable

and so on; etc.; et al.

company; firm; enterprise; corporation

(of sth) to indicate; to signify; to show