Site na 2004 ruo ugbu a, n'ime afọ 9 gara aga, Resin mmanụ ahụrụ m ngbanwe nke ọnụahịa sitere na akụrụngwa C5 na ngwaahịa resin mmanụ. N'oge ahụ, carbon ise akụrụngwa bụ 3,600 yuan / ton, Petroleum Resin petroleum resin bụ 8,000 yuan / ton, Petroleum resin na price nke okokụre ngwaahịa bụ ugboro abụọ price nke akụrụngwa. N'oge ahụ, petroleum resin nghọta nke ụlọ nke resin petroleum ezughi oke, mmanụ mmanụ n'ihi na ọtụtụ ndị ọrụ ka na-eji rosin. Ọ bụ mgbe e mesịrị ka rosin tara ahụhụ site na ọdachi ihu igwe na mmepụta nke rosin mụbara. A nabatara resin mmanụ ala n'ahịa mba ụwa. Ụfọdụ ndị China ji nwayọọ nwayọọ nwara iji resin mmanụ ala dochie rosin n'akụkụ ụfọdụ ma ọ bụ kpam kpam. Mma karịa rosin.
N'ime nkeji nke anọ nke afọ 2011, mmanụ ala resin ọnụ ahịa rosin na resin petroleum dara. Rosin adaala n'okpuru 10,000 yuan, mmanụ mmanụ resin a dobe karịa 50%. Ọnụ ahịa mmanụ ala resin bụ 11,800 yuan / ton. Otú ọ dị, mmanụ ala resin ugbu a price nke C5 akụrụngwa na-anọgide na a elu price nke 8,000 yuan / ton. Ọnụ ahịa ngwaahịa bụ ọnụahịa akụrụngwa bụ ugboro 1.5. Nyochaa ihe kpatara ọdịda ahụ: 1. Mụbaa mmepụta rosin na 2011. 2. Nsogbu ụgwọ ụgwọ Europe. Mbupụ na-anọ n'isi ahịa ahịa nke rosin. Mbupụ rosin na rosin resin kwa afọ gaa na mba ndị mepere emepe na Europe na America ruru ihe dị ka tọn 370,000. Ụgwọ Europe na-eduga ozugbo na mbelata dị ukwuu nke rosin na-ebuga na Europe na United States.
N'ihe gbasara ọnụahịa mmanụ mba ụwa dị ugbu a, ọ gaghị ekwe omume ka akụrụngwa C5 daa, mmanụ mmanụ nke na-edobe ọnụ ahịa resin mmanụ. Ọ bụrụ na ọnụ ahịa resin mmanụ erughị 11,000 yuan/ton, Petroleum Resin ụlọ ọrụ ahụ fọrọ nke nta ka ọ bụrụ mfu. Otú ahụ ka ọ dịkwa maka rosin. Dabere na isi mmalite sitere na ụlọ ọrụ ọhịa Guangdong, ọnụ ahịa rosin na-efu gụnyere: mgbazinye osisi, mmịpụta resin, rosin na ibu ụlọ ọrụ, mmanụ mmanụ gbakwunyere njikwa na mfu, yana ọnụ ahịa rosin abanyela kpamkpam n'oge nke yuan 10,000. N'ikwu ya n'ụzọ ọzọ, mmanụ mmanụ resin ma ọ bụrụ na ọnụahịa nke rosin erughị 10,000 yuan, ụlọ ọrụ ahụ ga-atụfu ego. Taa, mmekọrịta ngbanwe dị n'etiti rosin na resin petroleum fọrọ nke nta ka ọ mara nke ọma site na ọtụtụ ụlọ ọrụ ndị dị n'okpuru ala, mmanụ mmanụ na ọnụahịa ọkọnọ na ihe achọrọ nke abụọ ahụ metụtara ibe ha.
