镍期货市场：美指震荡下跌以美元计价大宗商品受青睐，隔夜伦镍收涨0.13%；伦镍最新收盘报15660 美元/吨，上涨20美元/吨，涨幅为0.13%，成交16136手，国内方面，夜盘沪期镍弱势震荡，尾盘大幅收 跌，沪镍主力合约2602最新收报125100元/吨，跌幅为1.47%。 伦敦金属交易所（LME）12月24伦镍库存报255696吨，较前一日库存量增加1092吨。 长江镍业网讯：今日沪镍期货全线高开；主力月2602合约开盘报127500元/吨，较前一日结算价格上涨 540元，9:20分沪镍主力合约最新收报124010元/吨，跌2950元；沪期镍开盘高开低走，盘面维持弱势震 荡；年末市场呈现典型的跨年特征，港股假期休市使得交投阶段性清淡，北向资金暂停也削弱了短期流 动性。机构调仓与获利了结意愿增强，推动部分资金从前期涨幅较大的科技成长板块流向估值相对较 低、防御属性较强的蓝筹品种。与此同时，多家上市公司披露减持计划，引发市场对部分热门标的估值 压力的担忧，进一步强化了资金的避险心态，抑制市场投机需求。镍自身过剩及高库存压制震荡下跌。 供需端及产业链现状 当前镍市运行的核心逻辑仍围绕供需失衡与高库存压力展开。印 ...

Report Summary 1. Industry Investment Rating No investment rating for the industry is provided in the report. 2. Core View PX and PTA have cost support, but high inventory may limit the rebound momentum. The polyester industry chain is in a weak - balance state, and the high - inventory pressure will restrict the upward space [1][4]. 3. Summary by Directory 3.1 Daily Market Summary - **PTA & PX**: On September 17, the PX main contract closed at 6,772.0 yuan/ton, up 0.15% from the previous trading day, with a basis of - 116.0 yuan/ton. The PTA main contract closed at 4,712.0 yuan/ton, up 0.51% from the previous trading day, with a basis of - 92.0 yuan/ton. The cost support for PX has weakened due to the significant decline in the crude oil price center. The PX - PTA processing fee may face compression pressure. The downstream polyester operating rate is at a seasonal high, but the terminal marginal increment has slowed down. The PTA factory inventory continues to accumulate, and the supply - demand structure remains loose [2][3]. - **Polyester**: On September 17, the short - fiber main contract closed at 6,402.0 yuan/ton, up 0.66% from the previous trading day. The polyester industry chain is in a weak - balance state. The high - inventory pressure will limit the upward space, and attention should be paid to the inventory reduction rhythm during the traditional peak season from September to October [4]. 3.2 Industry Chain Price Monitoring - **PX**: The main contract price of PX futures increased by 0.15% to 6,772 yuan/ton, and the trading volume decreased by 9.27%. The PX spot price in South Korea increased by 0.12% to 811 dollars/ton, and the PX basis decreased by 9.43% to - 116 yuan/ton [5]. - **PTA**: The main contract price of PTA futures increased by 0.51% to 4,712 yuan/ton, and the trading volume decreased by 5.19%. The PTA basis decreased by 35.29% to - 92 yuan/ton [5]. - **Short - fiber**: The main contract price of short - fiber futures increased by 0.66% to 6,402 yuan/ton, and the trading volume decreased by 18.48%. The short - fiber basis decreased by 33.64% to 73 yuan/ton [5]. - **Other products**: The prices of most other products in the industry chain remained unchanged on September 17, except for the slight decline in the prices of Brent crude oil and WTI crude oil [5]. 3.3 Industry Dynamics and Interpretation - **Macro - dynamics**: On September 17, Milan was sworn in as a Federal Reserve governor before the Federal Open Market Committee meeting. The Trump administration will appeal the court's ruling on Federal Reserve governor Lisa Cook. On September 16, Michigan officials said there was no evidence that Cook violated the primary residence reporting regulations, and former Federal Reserve official Brad said he was "very interested" in becoming the Fed chair under certain conditions [7]. - **Supply - demand (demand)**: On September 17, the total trading volume of the Light Textile City was 751.0 million meters, a month - on - month increase of 10.28%. The trading volume of long - fiber fabrics was 604.0 million meters, and that of short - fiber fabrics was 148.0 million meters [8]. 3.4 Industry Chain Data Charts The report provides multiple data charts, including the main futures and basis of PX, PTA, and short - fiber; the spot prices of PX and PTA; PX capacity utilization; PTA and short - fiber futures spreads; PTA processing profit; industry chain load rate; polyester product sales and production; and inventory days [9][11][13][15][17][18][21][23][24][25][26][27].