Guolian Securities released a research report on April 26 stating that it gave Longhua Technology (300263.SZ) a purchase rating, and the target price was 7.54 yuan. The main reasons for the rating include: 1) the profit margin of the energy saving and environmental protection business is expanding, and the technical level of polymer materials is leading; 2) the target materials business is under pressure in the short term and is expected to benefit from long-term demand growth. (Mainichi Keizai Shimbun)