Li Guodong, n’o ye SinOpec Chemicals Sales Co., Ltd. bolofara ye, o y’a fɔ ko Styrene ka fɛn dilannenw bɛ wele kabini tuma jan ko « jinɛw ka fɛn dilannenw », kɛrɛnkɛrɛnnenya la, k’a sababu kɛ sokɔnɔna sɛrɛni sɔrɔli seko dɔgɔyali ye san 2018 sanni san 2018, fɛnw dondonni hakɛ dɔgɔyara san o san, wa fɛnw dondonni jɔyɔrɔ san 2018 kɔnɔ, o jigira ka se 26%.
Sɛnɛ seko siratigɛ la, k’a ta san 2014 la ka se san 2018 ma, jamana kɔnɔ stirilɛni sɔrɔli seko cayara ka bɔ tɔni miliyɔn 6 la{.95 ka se tɔni miliyɔn 9{.}21 ma, ani seko ni dɔnko cayara ni 32,5% ye. Jagokɛyɔrɔw ta siratigɛ la, jamana kɔnɔ fɛnw ta ye tɔni miliyɔn 8,42 ye, san 2018 a cayara ni tɔni miliyɔn 2,6 ye ka se tɔni miliyɔn 11,02 ma, o ye 30,9% caya ye. Sɛnɛfɛnw dilanni seko ni u feereli bonya ye kelen ye, wa baara hakɛ cayara san o san, ka bɔ 67,48% san 2014 la ka se 88,06% ma 2018. kɔnɔ.
Li Guodong ye, sɔngɔ jiginni siratigɛ la, ka Jiangsu Styrene sugu lajɛ san duuru tɛmɛnenw na, sɔngɔko baara hakɛ san 2014 kɔnɔ, o kɛra 6400-12100 yuan / ton, 2015 6600-11200 yuan / ton, 2016 7700-10900 yuan / ton, {{4},{5}} yuan / ton / ton in {{7} china ani ka taa. So kɔnɔ stirilɛni sɔngɔ jiginni bɛ kɛ ɲɔgɔn fɛ, wa styrene bɛ tali kɛ kosɛbɛ ni fɛnɲɛnamafagalanba ye min bɛ wele ko Pure Phenyl{.
Ka da a kan, sokɔnɔ stirini sɔrɔli n’a ɲinini 2019-2023 kɔnɔ, Li Guodong ye kirayakuma kɛ. a dalen b’a la ko ni Zhejiang petrochemical 1.2 miliyɔn tɔni daminɛ na san 2019 laban na ani China kurunbokarilaba, China Quanzhou ani Gulei petrochemical ye san 2020 ye, o ye sokɔnɔfɛnw ni fɛn caman yeli ye sokɔnɔfɛnw ye Reduced. San 2020 donlen kɔfɛ, Styrene Tradecogo min bɛ Azi worodugu-kɔrɔn fan bɛɛ la, o bɛna Changements fundamentals. sɔrɔ o kɔrɔ ye ko san duuru nataw kɔnɔ, Styrene sugu bɛna wuli ka bɔ feerelikɛla ka sugu la ka taa sannikɛla ka sugu la, wa a jirala ko izini in ka sɔrɔ bɛna dɔgɔya kosɛbɛ.