Investment Rating - The report indicates a positive outlook for the weight loss drug sector within the pharmaceutical and biotechnology industry, suggesting potential acceleration in business development (BD) opportunities [2]. Core Insights - The pharmaceutical and biotechnology sector experienced a slight decline of -0.36% from April 14 to April 18, underperforming compared to the Wind All A index (0.39%) and the CSI 300 index (0.59). The market showed a preference for defensive sectors, with chemical preparations (0.62%), traditional Chinese medicine (0.6%), and offline pharmacies (0.19%) showing minor gains, while blood products (-4.39%), other biological products (-1.78%), and vaccines (-1.49%) saw significant pullbacks [2][7]. - The GLP-1 receptor agonists are expected to catalyze growth in the weight loss drug sector. Notably, Eli Lilly announced positive results from the Phase III ACHIEVE-1 study for its oral drug Orforglipron, which is set to expand the application of GLP-1 drugs. This class of drugs is becoming a focal point for multinational corporations (MNCs) in the metabolic disease space, with domestic companies poised to benefit from rapid innovation and lower R&D costs [2][12]. Market Weekly Review - The pharmaceutical and biotechnology sector's performance from April 14 to April 18 showed a decline of -0.36%, with the market favoring defensive stocks. The top gainers included Shuangcheng Pharmaceutical (56.4%), Kangpeng Technology (56.3%), and Lifang Pharmaceutical (47.1%), while the largest losers were *ST Jiyuan (-50.7%), Hasanlian (-19.1%), and Changyao Holdings (-18.5%) [7][10]. Industry News and Key Company Announcements - On April 17, Eli Lilly announced that its oral GLP-1 receptor agonist Orforglipron achieved positive results in its Phase III study, showing significant reductions in A1C levels and weight loss compared to placebo [12]. - Pfizer terminated the development of its GLP-1 small molecule receptor agonist Danuglipron due to potential liver damage in trial participants [12]. - The report highlights several companies making strides in the industry, including the approval of new indications for Merck's Gardasil 9 HPV vaccine and the progress of various clinical trials for innovative drugs [13][14].