建材行业周报：持续用力推动地产止跌回稳，优化政策有望持续完善

Investment Rating - The report maintains an "Accumulate" rating for the construction materials industry, indicating a positive outlook for the sector [7]. Core Insights - The construction materials sector is expected to benefit from the national housing and urban construction work meeting held on December 24, 2024, which emphasized stabilizing the real estate market and promoting high-quality development in housing and urban construction [7][15]. - The report highlights the importance of optimizing housing supply systems and increasing the supply of affordable housing to meet the rigid housing demands of urban residents [12][41]. - The report suggests that the real estate market is likely to stabilize, with expectations for further optimization of restrictive policies in core cities and continued improvement in policies related to urban village renovations [15][17]. Market Review - The A-share construction materials index fell by 0.59% during the week of December 23-27, 2024, underperforming the CSI 300 index by 1.95 percentage points [18]. - Among the sub-sectors, the decoration materials sector performed well with a 1.08% increase, while the cement sector declined by 1.91% [22]. Industry Dynamics - The report notes that the domestic glass fiber market saw a price increase of 100-200 yuan per ton for mainstream products as of December 27, 2024, with a year-on-year increase of 16.93% [7][28]. - Cement prices have shown a downward trend, with the average price for bagged cement at 349.88 yuan per ton, down 0.32% from the previous month [30][58]. - The floating glass market experienced a slight price adjustment, with the average price at 1408.62 yuan per ton, down 1.73% month-on-month and 29.92% year-on-year [31][75]. Company Dynamics - The report highlights significant stock performance, with companies like Huayi Co. and Ningbo Fuda showing substantial increases of 92.65% and 77.4% respectively since the beginning of the year [26][27]. - Conversely, companies such as ST Shentian and Jingan Photovoltaic faced significant declines of -72.83% and -50.69% respectively [26][27].