Investment Rating - The investment rating for the construction materials industry is "Positive" (maintained) [4] Core Viewpoints - The market is transitioning from "weak reality, weak expectations" to "stable reality, strong expectations," with a focus on EPS and PE dynamics. The current trading logic reflects a typical "Davis Double Play" scenario, where PE fluctuations are crucial for market performance [5] - The report suggests that the cyclical recovery is expected to be sustainable, with potential policy support for domestic demand, particularly in consumption and manufacturing sectors. This is seen as a more favorable and sustainable choice compared to traditional investments [5] - The report emphasizes that the current market conditions indicate a turning point for many cyclical products, with EPS expected to bottom out before supply and demand, leading to a potential recovery in performance [5] Summary by Sections 1. Sector Tracking - The construction materials index (Shenwan) decreased by 2.1%, with sub-sectors like cement and glass fiber also showing declines of 2.2% and 2.8% respectively. Notable stock performances included Sichuan Jinding (+13.3%) and Hanjian Heshan (+8.0%) [9] 1.2. Industry Dynamics - In the first four months of 2025, top 100 real estate companies spent 360.8 billion yuan on land, a year-on-year increase of 26.6%. However, their sales totaled 1,119.86 billion yuan, down 10.2% year-on-year [16] - The Ministry of Industry and Information Technology is promoting energy-saving and carbon-reduction technologies across various sectors, including construction materials [16] 2. Data Tracking 2.1. Cement - The average price of 42.5 cement is 387.7 yuan/ton, down 3.2 yuan/ton month-on-month but up 29.7 yuan/ton year-on-year. The cement inventory ratio is 61.7%, down 0.1 percentage points month-on-month [17] 2.2. Float Glass - The average price of 5mm float glass is 1,423.0 yuan/ton, up 1.3 yuan/ton month-on-month but down 393.7 yuan/ton year-on-year. Inventory levels have increased by 0.1% month-on-month [32] 2.3. Photovoltaic Glass - The average price for 2.0mm coated photovoltaic glass is 14.3 yuan/sqm, stable month-on-month but down 4.1 yuan/sqm year-on-year. The production capacity is 98,690 tons/day, up 2.1% month-on-month [37] 2.4. Glass Fiber - The average price of alkali-free glass fiber yarn is 4,705.0 yuan/ton, down 40.0 yuan/ton month-on-month but up 525.0 yuan/ton year-on-year [44] 2.5. Carbon Fiber - The average price for large tow carbon fiber is 72.5 yuan/kg, stable month-on-month but down 2.0 yuan/kg year-on-year. The average operating rate for carbon fiber companies is 60.62%, up 0.43 percentage points month-on-month [47] 3. Key Company Valuation Table - The report includes a valuation table for key companies, highlighting stock prices, market capitalization, EPS, PE, and PB ratios for various firms in the construction materials sector [54]

Investment Rating - The investment rating for the construction materials industry is "Positive" (maintained) [4] Core Viewpoints - The report emphasizes the importance of domestic circulation and cyclical investment opportunities in response to the current economic challenges and geopolitical tensions [4] - It suggests that the central government's recent policy adjustments indicate a shift towards prioritizing domestic demand and infrastructure investment as a more stable and controllable option compared to external factors [4] - The report anticipates that local government bond policies will accelerate, providing liquidity support for the economy, and predicts a potential early turnaround in cyclical sectors [4] Summary by Sections 1. Sector Tracking - The construction materials index rose by 0.2%, while the cement and glass fiber indices experienced declines of 1.0% and increases of 1.8% respectively [8] - Notable stock performances included gains from companies like Jianfeng Group (+14.1%) and losses from companies like Jingang Photovoltaic (-11.7%) [8] 2. Data Tracking 2.1 Cement - The average price of 42.5 cement nationwide is 390.8 RMB/ton, down 1.8 RMB/ton month-on-month but up 35.7% year-on-year [15] - The cement inventory ratio stands at 61.8%, unchanged month-on-month but down 6.6 percentage points year-on-year [15] - The cement shipment rate is 47.6%, down 1.4 percentage points month-on-month and 2.4 percentage points year-on-year [15] 2.2 Float Glass - The average price of 5mm float glass is 1421.7 RMB/ton, up 0.7 RMB/ton month-on-month but down 402.5 RMB/ton year-on-year [31] - The total inventory of key production enterprises in 13 provinces is 5.618 million heavy boxes, down 0.1% month-on-month but up 2.4% year-on-year [31] 2.3 Photovoltaic Glass - The average price for 2.0mm coated photovoltaic glass is 14.3 RMB/sqm, unchanged month-on-month but down 4.1 RMB/sqm year-on-year [36] - The inventory days for photovoltaic glass have increased to 26.85 days, up 3.1% month-on-month and 44.7% year-on-year [36] 2.4 Glass Fiber - The average price of alkali-free glass fiber yarn is 4745.0 RMB/ton, unchanged month-on-month but up 715.0 RMB/ton year-on-year [43] - The average price of electronic yarn is 9100.0 RMB/ton, unchanged month-on-month but up 1750.0 RMB/ton year-on-year [43] 2.5 Carbon Fiber - The average price of large tow carbon fiber is 72.5 RMB/kg, unchanged month-on-month but down 2.0 RMB/kg year-on-year [46] - The average operating rate of carbon fiber enterprises is 60.19%, up 1.09 percentage points month-on-month and 11.45 percentage points year-on-year [46] 3. Industry Dynamics - The report highlights ongoing efforts in various regions to stabilize the real estate market, including new housing plans in Qingdao and government initiatives in Guangdong [14] - The Central Political Bureau's meeting emphasized the need to maintain stability in the real estate market and capital markets, indicating a proactive approach to economic management [14]

1. Report Industry Investment Rating - Not provided in the given content 2. Core Viewpoints - In April, the price of photovoltaic glass increased compared to March, with some price hikes already implemented, while some enterprises are still in the process of negotiation [3][8] - The shipping rhythm of photovoltaic glass manufacturers slowed down in April due to price increases and strong downstream gaming mentality, but it is expected to recover after the Tomb - Sweeping Festival, and the industry inventory still has room to decline [2][8] - The supply of the photovoltaic glass industry is on the rise, with a new production line put into operation and multiple kilns restored last week, and more enterprises are planning to start production this week [8][10] 3. Summary by Directory 3.1 Photovoltaic Glass Weekly Outlook - Supply: The overall capacity and output of the domestic photovoltaic glass market increased last week, and it is expected that the supply will continue to rise this week [8][10] - Demand: The shipping rhythm was fast at the end of the month, but slowed down in April due to price increases and downstream gaming. It is expected to recover after the Tomb - Sweeping Festival [8][23] - Inventory: There is still room for inventory decline as the shipping volume recovers after the Tomb - Sweeping Festival [8][30] 3.2 Domestic Photovoltaic Glass Industry Chain Data Overview 3.2.1 Photovoltaic Glass Spot Price - As of April 3, the mainstream price of 2.0mm coated (panel) photovoltaic glass was 14.5 yuan/square meter, and that of 3.2mm coated was 22.5 yuan/square meter, both up from last week [9] - The transaction prices vary between different downstream customers, and some customers take goods first and negotiate prices at the end of the month [9] 3.2.2 Supply - end - A new production line was put into operation and multiple kilns were restored last week, and more enterprises are planning to start production this week, so the supply will continue to increase [10][12] 3.2.3 Demand - end - The shipping rhythm was fast at the end of the month due to downstream inventory - building, but slowed down in April due to price increases and downstream gaming. It is expected to recover after the Tomb - Sweeping Festival [23] 3.2.4 Inventory - end - The shipping rhythm slowed down in April due to price increases and downstream gaming. With the recovery of shipping volume after the Tomb - Sweeping Festival, the industry inventory still has room to decline [30] 3.2.5 Cost - profit End - Due to the increase in the cost side, the gross profit margin of the photovoltaic glass industry declined last week and is currently around 4.5% [32] 3.2.6 Trade - end - From January to February 2025, China's photovoltaic glass export volume was basically the same as the same period in 2024 [38]