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【石脑油:芳烃产业链周报】苯乙烯顺利投产,但仍需警惕纯苯季节性下跌-20251027
Zhe Shang Qi Huo·2025-10-27 05:30

Report Title - "Naphtha - Aromatics Industry Chain Weekly Report 20251026: Styrene Successfully Put into Production, but Seasonal Decline of Pure Benzene Still Needs Attention" [1][2][57] Core Viewpoints - The PTA chain is superior to the styrene chain, and the profit distribution is biased towards the upstream. The processing fees of downstream styrene and TA are at low levels. The terminal demand may face a weakening trend after the peak season of "Golden September and Silver October" [6]. - From the perspective of upstream and downstream production capacity investment, pure benzene is bullish in the medium - long term, but in the short term, the upward space may be limited due to high downstream inventory and low profit [68]. Industry Investment Rating - Not mentioned in the report Industry Chain Profit Distribution Overall Situation - The PTA chain is better than the styrene chain, with profit distribution skewed upstream. Styrene and TA processing fees are low. Naphtha has weakened recently, while BZN has risen, and styrene profit has continued to decline. PXN is neutral - high annually, and TA processing fee is at a low level [6]. Specific Indicators - PXN: Currently at 238.7, down 1.13 month - on - month, up 61.25 year - on - year, with a 1 - year rolling percentile of 67 [7]. - TA processing fee: Currently at 64.54, down 71.55 month - on - month, down 272.73 year - on - year, with a 1 - year rolling percentile of 0 [7]. - Styrene/crude oil: Currently at 2.02, up 2.02 month - on - month, down 0.22 year - on - year, with a 5 - year same - period percentile of 38 and a 1 - year rolling percentile of 27 [9]. - PTA/crude oil: Currently at 1.29, down 0.08 month - on - month, up 0.01 year - on - year, with a 1 - year rolling percentile of 54 [9]. - Crude oil: Bearish in the future. Currently at 65.99, up 4.93 month - on - month, down 8.39 year - on - year, with a 1 - year rolling percentile of 20 [10]. - Naphtha crack spread: In a downward trend. Currently at 89.42, down 8.51 month - on - month, down 45.25 year - on - year, with a 1 - year rolling percentile of 31 [10]. - BZN: At a low level within the year. Currently at 103.87, down 26.63 month - on - month, down 114.25 year - on - year, with a 1 - year rolling percentile of 2 [10]. - Styrene ethylbenzene dehydrogenation profit: At a low level within the year. Currently at - 230.72, up 108.2 month - on - month, down 767.86 year - on - year, with a 1 - year rolling percentile of 6 [10]. Spot Situation of Each Link General Principle - The strength of the spot end is mainly reflected by the strength of the basis [26]. Specific Situation - Naphtha MOPJ: After the RFCC unit of Dangote Refinery completed maintenance in early October and planned another one - month maintenance recently, naphtha strengthened, and the basis rebounded [29]. - BZ paper cargo basis: Recently rebounded [29]. - PX (01 contract basis): Recently stable [29]. - Styrene (11 contract basis): Near 0, with little change [29]. - PTA (01 contract basis): Relatively stable [29]. Domestic Supply Upstream - Refinery cracking profit: Data shows the situation of cracking profit, capacity utilization, and output of ethylene from naphtha cracking in China [37]. - Aromatic combination profit: Data shows the profit of aromatic combination in China [43]. - Toluene disproportionation spread: Data shows the toluene disproportionation spread in China and Asia [46][51]. - PX domestic operating rate: There are data on the domestic operating rate of PX [55]. Mid - stream (Pure Benzene) - Capacity investment progress: As of October 3, 2025, the annual production capacity growth rate of BZ (petroleum benzene) was 6.5%, and the estimated annual production capacity growth rate for 2025 was 10.1%. The production capacity growth rate of the five major downstream industries of pure benzene was 4.8% as of September 2025, and the estimated annual production capacity growth rate for 2025 was 10.5% (or 2.8% considering some uncertain projects) [63][64]. - Production and operation situation: The recent start - up is still at a relatively high level compared with the same period in previous years, but there may be a marginal seasonal decline in the future. The weekly output decreased, the start - up rate increased, and the inventory decreased recently [75][78]. Foreign Supply General Principle - China's aromatics are mostly imported from South Korea, so South Korea's production and export situation can reflect the marginal change of foreign supply [99]. Recent Situation - Logistics has a great impact on the pricing of pure benzene. China's import dependence on pure benzene is 15% - 20%. From January to September, the cumulative pure benzene production increased by 5%, and the total supply (production + net import) increased by 11%. However, in the future, South Korea's maintenance will increase, and the goods sent to China will decrease marginally, which is bullish for pure benzene [100]. Blending - related Singapore Blending - The Singapore and Malaysia regions have changed from a net gasoline - importing region to a net - exporting region due to naphtha blending. Recently, blending has weakened significantly, and the gasoline in the Singapore - Malaysia region has returned to a net - importing trend [110][111]. US Gasoline Fundamentals - The octane spread of US gasoline is weaker than the same period last year, close to the level before 2022. The gasoline crack spread is currently supported by unexpected maintenance of Nigerian refineries and demand recovery at the end of the summer peak season. The refinery profit in the US is good, and high supply is expected to continue [113]. Blending Economics - The blending economics of toluene, MX, and PX in the Americas and Asia are presented in the report [132][141]. Downstream Demand Pure Benzene Downstream - Styrene: Low profit, declining start - up rate, and increasing inventory [151][157]. - Caprolactam: High start - up rate, low profit, and high inventory [158]. - Adipic acid: High start - up rate, low profit [151]. - Phenol: Neutral start - up rate, low profit level [151]. - Aniline: Good start - up rate, historical low profit but high within the year [151]. PX Downstream (PTA) - PTA profit: The spot processing fee is at a level of about 100 yuan/ton, and the processing fee is continuously compressed due to the future supply pressure after the commissioning of new plants [200]. - PTA start - up rate and inventory: There are data on the start - up rate, spot processing fee, and social total inventory of PTA [201]. Terminal Demand - Home appliance industry: The sales of color TVs, air conditioners, washing machines, and refrigerators have different trends. Color TV sales have good product and technology upgrades, air conditioners benefit from national subsidies, washing machines are driven by partition - washing functions, and refrigerators are affected by previous over - consumption [209][210]. - Automobile industry: In August 2025, automobile sales increased by 16.4% year - on - year and 10.1% month - on - month, with new energy vehicle sales increasing by 26.8% year - on - year [221]. - Clothing and textile industry: Domestic sales in August were better than the same period last year, but exports were weaker [231].