Core Viewpoint - Pacific Securities initiates coverage on Kangnuo Ya-B (02162) with a "Buy" rating and a target price of HKD 82.07, highlighting the rapid growth of the atopic dermatitis drug market in China, driven by core products like Dupilumab and Siplizumab [1] Industry Overview - The atopic dermatitis (AD) market in China is expected to grow significantly, with a compound annual growth rate (CAGR) of approximately 22.6% from 2019 to 2024, and an anticipated CAGR of 18.6% from 2024 to 2030, reaching USD 4.3 billion by 2030 [1] - Globally, AD affects up to 20% of children and adolescents and 1-5% of adults, with 25% to 30% of patients experiencing moderate to severe symptoms [1] Company Insights - Dupilumab (Dabizhuo) is the fourth best-selling drug globally, with sales in China exceeding CNY 2.5 billion, growing at approximately 48% in 2023 and projected to grow by about 33% in 2024 [2] - Siplizumab (Kangyueda) is in a rapid growth phase, with projected sales of approximately CNY 36 million in 2024 and CNY 170 million in the first half of 2025, driven by increasing medical demand for allergic diseases [3] Product Development - CM512, a long-acting TSLP x IL-13 dual antibody developed by Kangnuo Ya, shows promising potential with a half-life of 70 days, allowing for reduced dosing frequency and improved patient compliance [4] - In Phase I clinical trials, CM512 achieved significant efficacy endpoints, with 50% of patients in the 300mg group reaching EASI-75 at week 6, compared to only 7% in the placebo group [4]