Investment Rating - The report maintains an "Overweight" rating for the overseas pharmaceutical industry, indicating a positive outlook for the sector [3][6]. Core Insights - A significant collaboration has been established between Sanofi and Pfizer regarding SSGJ-707 (PD-1/VEGF dual antibody), with an upfront payment exceeding $1.25 billion and potential total payments reaching $4.8 billion, including milestone payments and a double-digit percentage sales share [3][7]. - The Hang Seng Healthcare Index increased by 6.83%, outperforming the Hang Seng Index by 6.44 percentage points [6]. Summary by Sections 1. Overseas Pharmaceuticals - Sanofi and Pfizer's collaboration on SSGJ-707 includes global development rights, with Sanofi receiving an upfront payment of $1.25 billion and potential total payments of up to $4.8 billion [3][7]. - Kelun Biotech's TROP2 ADC has received acceptance for a new indication application, targeting HR+ HER2- breast cancer patients [3][7]. - Innovent Biologics' CD19 monoclonal antibody has been approved for the treatment of relapsed/refractory diffuse large B-cell lymphoma in China [3][7]. - The report highlights the approval of BMS's TYK2 inhibitor for a new indication and a collaboration between Roche and Orionis for small molecule drugs [4][8]. 2. Overseas Social Services - Ctrip's Q1 2025 revenue increased by 16% to 13.9 billion yuan, with a non-GAAP operating profit of 4 billion yuan, maintaining a profit margin of 29% [12]. - The report maintains a target price of 590 HKD for Ctrip, with a "Buy" rating [12]. 3. Overseas Education - The education index rose by 1.4%, outperforming the Hang Seng National Enterprises Index by 0.7 percentage points [16]. - The report suggests focusing on vocational education companies, particularly China Oriental Education, due to a rebound in training demand [18].