Market Overview - The Shanghai Composite Index rose by 0.08%, the Shenzhen Component Index increased by 0.50%, and the ChiNext Index gained 0.48% at midday [1] - The Hong Kong market also saw gains, with the Hang Seng Index up by 0.58% and the Hang Seng Tech Index up by 0.61% [1] Pharmaceutical Sector - The pharmaceutical sector in A-shares experienced a surge following the strong debut of Hengrui Medicine in Hong Kong, with stocks like Duorui Medicine and Haichen Pharmaceutical hitting the 20% limit up [3][5] - Hengrui Medicine's IPO was priced at 44.05 HKD per share, raising approximately 9.9 billion HKD, marking the largest IPO in the Hong Kong pharmaceutical sector in the past five years [5] - The funds raised will primarily be used for R&D (75%), with additional allocations for expanding production facilities (15%) and general corporate purposes (10%) [5] - The aging population is driving demand for healthcare, creating favorable conditions for investment in the pharmaceutical sector, particularly in consumer healthcare products [5][6] Chemical Sector - The chemical sector has shown strong activity, with stocks like United Chemical and Yanggu Huatai seeing significant gains, some even doubling in value [8][10] - United Chemical has increased over tenfold, focusing on organic pigments and electronic chemicals, which are in high demand due to their applications in high-tech industries [10] Automotive Sector - The automotive sector is performing robustly, with stocks like Demais and Hanma Technology reaching their daily limit up [12] - BYD, a leader in the new energy vehicle market, has seen its stock price rise over 4%, continuing to set historical highs [12][16] - In May, the retail market for narrow passenger vehicles is estimated to be around 1.85 million units, reflecting an 8.5% year-on-year increase, with new energy vehicles accounting for approximately 52.9% of sales [16]