短纤：旺季需求临近，震荡偏强，瓶片：下方空间有限，震荡偏强

Report Summary 1. Report Industry Investment Rating - No investment rating information is provided in the report. 2. Core Viewpoints - The short - fiber market is expected to be volatile and bullish as the peak - season demand approaches [1]. - The downside space for bottle chips is limited, and the market is expected to be volatile and bullish [1]. 3. Summary by Relevant Catalogs 3.1 Fundamental Tracking - Short - fiber - Futures prices of short - fiber contracts 2509, 2510, and 2511 increased by 76, 72, and 60 respectively compared to the previous day. The spreads PF09 - 10, PF10 - 11, and PF basis changed by 4, 12, and - 67 respectively. - The short - fiber持仓量 decreased by 12,989 to 287,751, and the short - fiber成交量 decreased by 46,594 to 258,264. The short - fiber华东现货价格 increased by 5 to 6,490, while the short - fiber产销 rate remained unchanged at 57% [1]. - Bottle chips - Futures prices of bottle - chip contracts 2509, 2510, and 2511 increased by 28, 48, and 58 respectively compared to the previous day. The spreads PR09 - 10, PR10 - 11, and PR主力基差 changed by - 20, - 10, and - 68 respectively. - The bottle - chip持仓量 decreased by 373 to 28,771, and the bottle - chip成交量 increased by 30,925 to 73,553. The bottle - chip华东现货价格 decreased by 20 to 5,900, while the bottle - chip华南现货价格 increased by 10 to 5,950 [1]. 3.2 Spot News - Short - fiber - Short - fiber futures followed the raw - material price increase, while the spot market was relatively stable. Some downstream sales improved due to the futures rise, but most were average. The mainstream negotiation range of semi - dull 1.4D short - fiber was 6,350 - 6,650. As of 3:00 pm, the average sales - to - production ratio was 57% [1]. - Bottle chips - Upstream polyester raw - material futures were mostly stable in the morning and rose in the afternoon. Some polyester bottle - chip factories raised their quotes by 30 - 50 yuan in the afternoon. The market transaction atmosphere was fair, with 8 - 10 - month orders mostly traded at 5,850 - 5,950 yuan/ton ex - factory [2]. 3.3 Trend Intensity - The trend intensity of short - fiber is 0, and that of bottle chips is 0, indicating a neutral trend for both on the reporting - day's daytime trading session of the main - contract futures prices [2].