广东 136 号文衔接政策落地，4 月我国进口天然气量同比下降 6.1% 【】【】[Table_Industry] 公用事业—电力天然气周报 [Table_ReportDate] 2025 年 5 月 17 日 15666646523.tcy ● 本周市场表现：截至5月16日收盘，本周公用事业板块上涨0.1%，表现 劣于大盘。其中，电力板块上涨0.06%，燃气板块上涨0.23%。 ● 电力行业数据跟踪： ➢ 动力煤价格:秦港动力煤价格周环比下跌。截至5月16日，秦皇岛港动 力煤(Q5500)山西产市场价618元/吨，周环比下跌17元/吨。截至5月16 日，广州港印尼煤(Q5500)库提价702.12元/吨，周环比下跌7.23元/吨； 广州港澳洲煤(Q5500)库提价721.93元/吨，周环比下跌11.88元/吨。 ➢ 动力煤库存及电厂日耗：秦港动力煤库存周环比增加，沿海电厂日耗 周环比上升。截至5月16日，秦皇岛港煤炭库存760万吨，周环比增加7 万吨。截至5月15日，内陆17省煤炭库存8080.1万吨，较上周增加33.7 万吨，周环比上升0.42%；内陆17省电厂日耗为310.3万吨，较上周下降 1.2万吨 ...

样本建筑工地资金到位率创近 3 月高位，有望进一步支撑钢材需求 【】【】 钢铁 [Table_Industry] [Table_ReportDate] 2025 年 5 月 17 日 证券研究报告 行业研究——周报 [Tabl 行业周报 e_ReportType] [钢铁Table_StockAndRank] 投资评级 看好 上次评级 看好 [Table_Author] 左前明 能源行业首席分析师 执业编号：S1500518070001 联系电话：010-83326712 邮 箱：zuoqianming@cindasc.com 高 升 能源、钢铁行业首席分析师 执业编号：S1500524100002 邮 箱：gaosheng@cindasc.com 刘 波 能源、钢铁行业研究助理 邮 箱：liubo1@cindasc.com 信达证券股份有限公司 CINDA SECURITIES CO.，LTD 北京市西城区宣武门西大街甲127号金隅 大厦B座 邮编：100031 [样本建筑工地资金到位率创近 Table_Title] 3 月高位，有望进一步支 撑钢材需求 [Table_ReportDate] 2025 年 ...

证券研究报告 行业研究——周报 [Table_ReportType] 行业周报 [Table_StockAndRank] 公用事业 投资评级 看好 上次评级 看好 [Table_Author] 左前明 能源行业首席分析师 执业编号：S1500518070001 联系电话：010-83326712 邮 箱：zuoqianming@cindasc.com 李春驰 电力公用联席首席分析师 执业编号：S1500522070001 联系电话：010-83326723 邮 箱：lichunchi@cindasc.com 邢秦浩 电力公用分析师 化工行业： 执业编号：S1500524080001 联系电话：010-83326712 邮 箱：xingqinhao@cindasc.com 唐婵玉 电力公用研究助理 邮 箱：tangchanyu@cindasc.com 信达证券股份有限公司 CINDA SECURITIES CO.，LTD 北京市西城区宣武门西大街甲127号金隅大厦 B座 邮编：100031 [Table_Title] 广东 136 号文衔接政策落地，4 月我国进口天然气 量同比下降 6.1% 2025 年 5 ...

Report Industry Investment Rating No relevant content provided. Core Viewpoints - Long - term credit bonds adjusted with interest rates, while short - term credit bond spreads significantly compressed. This week, affected by the easing of Sino - US trade tariff policies, market interest rates fluctuated upward. Credit bond trends were differentiated, with long - end yields adjusting with interest rates and medium - short - end yields falling. Credit spreads of various types of credit bonds compressed, with short - term varieties having a larger decline [2][5]. - Urban investment bond spreads declined. Spreads of urban investment bonds generally decreased this week, with different levels of decline for platforms of different external subject ratings and in different regions and administrative levels [2][9]. - Industrial bond spreads generally declined, and the spreads of mixed - ownership real estate bonds significantly compressed. Central and local state - owned real estate bond spreads decreased, mixed - ownership real estate bond spreads dropped significantly, and private real - estate bond spreads slightly increased. Spreads of coal, chemical, and steel bonds also declined [2][19]. - Secondary and perpetual bond spreads were generally stable, and their overall performance was weaker than that of ordinary credit bonds. Most yields of secondary and perpetual bonds followed the interest rate upward, with only some weakly - qualified varieties slightly falling [2][29]. - Industrial perpetual excess spreads were basically flat, and urban investment perpetual excess spreads slightly declined [2][32]. Summary by Directory 1. Long - term credit bonds adjusted with interest rates, short - term credit bond spreads significantly compressed - Market interest rates fluctuated upward. 1Y, 3Y, 5Y, 7Y, and 10Y maturity China Development Bank bond yields increased by 3BP, 3BP, 6BP, 6BP, and 5BP respectively [2][5]. - Credit bond trends were differentiated. 1Y maturity credit bond yields of all grades decreased by 3 - 6BP, 3Y maturity yields decreased by 0 - 2BP, 5Y maturity yields increased by 1 - 2BP, and 7Y and 10Y maturity yields increased by 2 - 3BP [2][5]. - Credit spreads compressed. 1Y maturity credit bond spreads of all grades decreased by 6 - 9BP, 3Y, 5Y, and 7Y maturity spreads decreased by 3 - 5BP, and 10Y maturity spreads decreased by 2BP. Rating spreads and term spreads were differentiated [2][5]. 2. Urban investment bond spreads declined - Spreads of different rating platforms declined. AAA - rated platform credit spreads decreased by 7BP, while AA+ and AA - rated platform spreads decreased by 8BP [2][9]. - Regional spreads showed different declines. In different provinces, spreads of AAA - rated platforms mostly decreased by 6 - 8BP, AA+ - rated platforms mostly decreased by 7 - 9BP, and AA - rated platforms mostly decreased by 6 - 8BP. Different regions had different decline amplitudes [9][11][12]. - Spreads of different administrative levels declined. Provincial, municipal, and district - county - level platform credit spreads decreased by 7BP, 7BP, and 8BP respectively [2][15]. 3. Industrial bond spreads generally declined, mixed - ownership real estate bond spreads significantly compressed - Real estate bond spreads varied. Central and local state - owned real estate bond spreads decreased by 6 - 7BP, mixed - ownership real estate bond spreads decreased by 104BP, and private real - estate bond spreads increased by 4BP. Spreads of some real - estate companies like Longfor and Vanke also changed [2][19]. - Spreads of other industrial bonds declined. Spreads of coal, chemical, and steel bonds decreased, with coal and chemical bonds decreasing by 7BP and steel bonds decreasing by 8BP [2][19]. 4. Secondary and perpetual bond spreads were generally stable, overall performance was weaker than that of ordinary credit bonds - Yields and spreads of different terms and grades changed. 1Y maturity secondary capital bonds and AA+ and above perpetual bonds' yields increased by 2 - 3BP, with spreads decreasing by 0 - 1BP; AA - rated perpetual bond yields decreased by 1BP, with spreads decreasing by 4BP. Similar changes occurred in 3Y and 5Y maturity bonds [2][29]. 5. Industrial perpetual excess spreads were basically flat, urban investment perpetual excess spreads slightly declined - Industrial perpetual excess spreads were stable. The AAA3Y excess spread was 11.71BP, at the 20.54% quantile since 2015, and the AAA5Y excess spread was 9.22BP, at the 9.54% quantile [2][32]. - Urban investment perpetual excess spreads declined slightly. The AAA3Y urban investment perpetual bond excess spread decreased by 0.03BP to 7.25BP, at the 3.45% quantile; the AAA5Y excess spread decreased by 0.89BP to 10.56BP, at the 9.68% quantile [2][32]. 6. Credit Spread Database Compilation Instructions - Market credit spreads and related excess spreads were calculated based on ChinaBond medium - short - term notes and perpetual bonds data, with historical quantiles starting from the beginning of 2015. Credit spreads of urban investment and industrial bonds were compiled and statistically analyzed by the R & D center of Cinda Securities, also with historical quantiles starting from 2015 [38]. - Calculation methods were provided for industrial and urban investment individual bond credit spreads, bank secondary capital bond/perpetual bond excess spreads, and industrial/urban investment perpetual bond excess spreads [38][39]. - Sample selection criteria were given, including selecting medium - term notes and public corporate bonds, excluding guaranteed and perpetual bonds, and removing bonds with remaining maturities below 0.5 years or above 5 years. Different rating types were used for different bond types [40].

电新周报：Optimus 展示舞蹈动作，机器人再进化 [Table_Industry] 电力设备与新能源 [Table_ReportDate] 2025 年 5 月 17 日 证券研究报告 行业研究 [行业周报 Table_ReportType] [Table_Title] Optimus 展示舞蹈动作，机器人再进化 [Table_ReportDate] 2025 年 5 月 17 日 本期核心观点 [Tale_S 行业展望及配置建议： um ➢ 新能源汽车： [Table_StockAndRank] 电力设备与新能源 投资评级 看好 上次评级 看好 武浩 电新行业首席分析师 执业编号：S1500520090001 联系电话：010-83326711 邮 箱：wuhao@cindasc.com 孙然 电新行业分析师 执业编号：S1500524080003 联系电话：18721956681 邮 箱：sunran@cindasc.com 信达证券股份有限公司 CINDA SECURITIES CO.,LTD 北京市西城区宣武门西大街甲 127 号金隅大厦 B 座 邮编：100031 动力电池格局有望优化，板块盈利 ...

Quantitative Models and Construction Methods 1. Model Name: Continuous Hedging Strategy - **Model Construction Idea**: This strategy is based on the convergence of basis in stock index futures and aims to optimize hedging performance by continuously rolling over contracts[47][48] - **Model Construction Process**: - **Backtesting Period**: July 22, 2022, to May 16, 2025[48] - **Spot Side**: Hold the total return index of the corresponding underlying index[48] - **Futures Side**: Use 70% of the funds for the spot side and the remaining 30% for shorting futures contracts with the same nominal principal[48] - **Rebalancing Rules**: Continuously hold the current month/quarter contracts until two days before expiration, then roll over to the next contract at the closing price[48] - **Assumptions**: No transaction fees, impact costs, or indivisibility of futures contracts are considered[48] 2. Model Name: Minimum Basis Strategy - **Model Construction Idea**: This strategy selects futures contracts with the smallest annualized basis discount to optimize hedging performance[49] - **Model Construction Process**: - **Backtesting Period**: July 22, 2022, to May 16, 2025[49] - **Spot Side**: Hold the total return index of the corresponding underlying index[49] - **Futures Side**: Use 70% of the funds for the spot side and the remaining 30% for shorting futures contracts with the same nominal principal[49] - **Rebalancing Rules**: Calculate the annualized basis for all tradable futures contracts and select the one with the smallest discount. Contracts are held for at least eight trading days or until two days before expiration[49] - **Assumptions**: No transaction fees, impact costs, or indivisibility of futures contracts are considered[49] --- Model Backtesting Results 1. Continuous Hedging Strategy - **IC (CSI 500 Futures)**: - Annualized Return: -2.45% (current month), -1.66% (quarterly), -0.66% (minimum basis)[51] - Volatility: 3.94% (current month), 4.85% (quarterly), 4.76% (minimum basis)[51] - Maximum Drawdown: -7.51% (current month), -8.34% (quarterly), -7.97% (minimum basis)[51] - Net Value: 0.9331 (current month), 0.9543 (quarterly), 0.9818 (minimum basis)[51] - **IF (CSI 300 Futures)**: - Annualized Return: 0.76% (current month), 1.01% (quarterly), 1.59% (minimum basis)[56] - Volatility: 3.08% (current month), 3.42% (quarterly), 3.21% (minimum basis)[56] - Maximum Drawdown: -3.95% (current month), -4.03% (quarterly), -4.06% (minimum basis)[56] - Net Value: 1.0212 (current month), 1.0286 (quarterly), 1.0450 (minimum basis)[56] - **IH (SSE 50 Futures)**: - Annualized Return: 1.20% (current month), 2.13% (quarterly), 1.84% (minimum basis)[60] - Volatility: 3.19% (current month), 3.62% (quarterly), 3.21% (minimum basis)[60] - Maximum Drawdown: -4.22% (current month), -3.75% (quarterly), -3.91% (minimum basis)[60] - Net Value: 1.0339 (current month), 1.0605 (quarterly), 1.0521 (minimum basis)[60] - **IM (CSI 1000 Futures)**: - Annualized Return: -5.28% (current month), -3.88% (quarterly), -3.23% (minimum basis)[62] - Volatility: 4.35% (current month), 5.45% (quarterly), 5.31% (minimum basis)[62] - Maximum Drawdown: -14.36% (current month), -12.63% (quarterly), -11.11% (minimum basis)[62] - Net Value: 0.8595 (current month), 0.8953 (quarterly), 0.9124 (minimum basis)[62] --- Quantitative Factors and Construction Methods 1. Factor Name: Cinda-VIX - **Factor Construction Idea**: Reflects investors' expectations of future volatility in the options market, with a term structure to capture different time horizons[65] - **Factor Construction Process**: - Based on methodologies from international markets, adjusted for China's on-exchange options market[65] - Calculated using implied volatilities from options with different maturities[65] - **Factor Evaluation**: Provides insights into market sentiment and volatility expectations[65] 2. Factor Name: Cinda-SKEW - **Factor Construction Idea**: Measures the skewness in implied volatility across different strike prices, capturing market expectations of extreme tail risks[74] - **Factor Construction Process**: - Analyzes the slope of implied volatility curves for options with varying strike prices[74] - Higher SKEW values indicate increased demand for out-of-the-money options, reflecting heightened tail risk concerns[75] - **Factor Evaluation**: Useful for assessing market sentiment and potential "black swan" events[75] --- Factor Backtesting Results 1. Cinda-VIX - **30-Day VIX Values**: - SSE 50: 19.24[65] - CSI 300: 19.19[65] - CSI 500: 22.56[65] - CSI 1000: 26.89[65] 2. Cinda-SKEW - **SKEW Values**: - SSE 50: 100.71[75] - CSI 300: 103.73[75] - CSI 500: 98.73[75] - CSI 1000: 107.96[75]

Investment Rating - The investment rating for the light industry manufacturing sector is "Positive" [2] Core Insights - Overall consumer demand remains weak, but there are opportunities in specific segments where product and channel transformations can enhance market share, and brand recognition or performance recovery is expected [8] - The pet food segment shows high potential with strong consumer education barriers, brand loyalty, and significant single product effects [8] - The baby care market is fragmented, with strong brands rapidly increasing market share through cost-effectiveness and popular products, heavily relying on online sales [8] - Domestic second-tier brands in sanitary napkins and toothpaste are gaining market share, utilizing platforms like Douyin for marketing and channel empowerment [8] - The trend of innovative products and brand rejuvenation in the trendy toy sector is accelerating, with companies like Pop Mart and Blokus experiencing rapid revenue growth [8] Summary by Sections 1) Product & Channel Transformation - Baiya Co. reported a significant increase in revenue and is expected to see a gradual improvement in its profitability model [9] - Dengkang Oral Care's revenue growth exceeded expectations, with a sustainable improvement in profitability [9] - Runben Co. experienced strong revenue growth driven by new product launches, particularly in the sunscreen category [9] - Zhongchong Co. is successfully transforming its brand, with expectations of over 40% growth in its flagship product [9] - Companies in the trendy toy sector are well-positioned to benefit from consumer trends and new product launches [9] 2) High Competitive Barriers - Guibao Pet's revenue and profit growth exceeded expectations, driven by strong brand performance and successful high-end product launches [10] - The overall industry remains vibrant, with companies optimizing their product and channel structures [10] 3) Performance Recovery Expected - Chenguang Co. has underperformed due to a weak consumer environment, but recovery is anticipated if market conditions improve [10] - The company is focusing on enhancing its IP product strategy, which is expected to contribute to new growth points [10]

Investment Rating - The report assigns a "Buy" rating for the packaging sector, maintaining the previous rating of "Buy" [2] Core Insights - The plastic packaging segment shows steady revenue growth and an upward shift in profit margins, with Yongxin Co. reporting a revenue increase of 9.6% in Q4 2024 and 1.6% in Q1 2025, alongside a net profit growth of 41.7% and 2.9% respectively [2][6] - The paper packaging sector continues to grow steadily, with Yutong Technology experiencing a revenue increase of 11% in Q4 2024 and 6% in Q1 2025, despite a net profit decline of 35% in Q4 2024, which is expected to stabilize in Q2 2025 [3][7] - The metal packaging segment is facing challenges, particularly in the two-piece can market, but there are signs of potential recovery as industry consolidation progresses and demand stabilizes [4][8] Summary by Segment Plastic Packaging - Yongxin Co. reported a revenue increase of 9.6% in Q4 2024 and 1.6% in Q1 2025, with net profit growth of 41.7% and 2.9% respectively [2][6] - The gross margin for Q4 2024 was 25.9%, and for Q1 2025, it was 21.3%, indicating a slight increase in profitability [2] - The company is expected to maintain steady growth driven by new management and an expanding overseas market, with functional films projected to grow over 20% [2][6] Paper Packaging - Yutong Technology's revenue grew by 11% in Q4 2024 and 6% in Q1 2025, while net profit saw a decline of 35% in Q4 2024 but rebounded with a 10% increase in Q1 2025 [3][7] - The company is well-positioned with a global layout and stable customer orders, particularly in premium paper packaging [3][7] Metal Packaging - The two-piece can market is under pressure, with expected losses in Q1 2025, but there are signs of recovery as demand stabilizes and pricing improves [4][8] - Baosteel Packaging reported a revenue increase of 11% in Q4 2024 but only 1% in Q1 2025, with net profit fluctuations indicating a challenging environment [4][8] - The report suggests that ongoing industry consolidation and improved pricing power for leading companies may lead to a recovery in profitability [4][8]

Investment Rating - The investment rating for the light industry manufacturing sector is "Positive" [2] Core Insights - Overall consumer demand remains weak, but there are opportunities in specific segments where product and channel transformations can enhance market share, and brand recognition or performance recovery is expected [2][8] - The pet food sector shows high potential with strong consumer education barriers, brand loyalty, and significant single product effects [2][8] - The baby care market is fragmented, with leading brands rapidly increasing market share through cost-effectiveness and popular products, heavily relying on online sales [2][8] - Domestic second-tier brands in sanitary napkins and toothpaste are gaining market share, utilizing platforms like Douyin for traffic generation and empowering other platforms and offline markets [2][8] - The trend of innovative products and brand rejuvenation in the trendy toy sector is accelerating, with companies like Pop Mart and Blokus experiencing rapid revenue growth [2][8] Summary by Sections 1) Product & Channel Transformation - Baiya Co. reported a significant revenue increase of 39% in Q4 2024 and 30% in Q1 2025, with a strong performance in e-commerce and a positive outlook for its probiotic series [3][9] - Dengkang Oral Care also showed robust growth, with a 39% increase in Q4 2024 and 19% in Q1 2025, benefiting from an optimized product structure and strong online sales [3][9] - Runben Co. experienced a 34% revenue increase in Q4 2024 and 44% in Q1 2025, driven by the rapid launch of new products [4][9] - The trendy toy sector, represented by companies like Blokus and Pop Mart, saw revenue growth of 156% and 278% respectively, indicating a strong market presence [4][9] 2) High Competitive Barriers - Guibao Pet's revenue and profit exceeded expectations, driven by strong growth in its proprietary brand and successful high-end product launches [10] - The overall industry remains buoyant, with companies optimizing product and channel structures, leading to sustained revenue growth and improved profitability [10] 3) Performance Recovery Expected - Chenguang Co. reported lower-than-expected performance due to a weak consumer environment, but recovery is anticipated if market conditions improve [10] - The company is focusing on enhancing its IP product strategy, which is expected to contribute to new growth points [10]

Investment Rating - The report assigns a "Buy" rating for the packaging sector, maintaining the previous rating of "Buy" [2] Core Insights - The plastic packaging segment shows steady revenue growth and an upward shift in profit margins, with Yongxin Co. reporting a revenue increase of 9.6% in Q4 2024 and 1.6% in Q1 2025, alongside a net profit growth of 41.7% and 2.9% respectively [2][6] - The paper packaging sector continues to grow steadily, with Yutong Technology experiencing a revenue increase of 11% in Q4 2024 and 6% in Q1 2025, despite a net profit decline in Q4 2024 due to various one-off impacts [3][7] - The metal packaging segment is facing challenges, particularly in the two-piece can sector, but there are signs of potential recovery as industry consolidation progresses and demand stabilizes [4][8] Summary by Segment Plastic Packaging - Yongxin Co. reported a revenue increase of 9.6% in Q4 2024 and 1.6% in Q1 2025, with a net profit growth of 41.7% and 2.9% respectively [2][6] - The gross margin for Q4 2024 was 25.9%, and for Q1 2025, it was 21.3%, indicating a slight increase in profitability despite a decrease in product prices due to falling oil prices [6] - Functional films are expected to grow over 20% in Q1 2025, with overseas business projected to grow by 30% [2][6] Paper Packaging - Yutong Technology's revenue grew by 11% in Q4 2024 and 6% in Q1 2025, with a net profit decline of 35% in Q4 2024 but a recovery of 10% in Q1 2025 [3][7] - The company is expected to maintain stable customer orders and improve market share due to its global layout and strong client relationships [3][7] Metal Packaging - The two-piece can sector is under pressure, with expected losses in Q1 2025, but there are signs of recovery as demand from the beer sector stabilizes [4][8] - Baosteel Packaging reported a revenue increase of 11% in Q4 2024 but only 1% in Q1 2025, with a net profit growth of 138% in Q1 2025 [4][8] - The report suggests that the consolidation in the industry and improved pricing power for leading companies may lead to a recovery in profitability [4][8] Investment Recommendations - The report recommends focusing on companies with stable growth and high dividends, such as Yongxin Co. and Yutong Technology, as well as Baosteel Packaging and others in the two-piece can sector that may see a rebound [11]