Core Insights - The article discusses the competitive landscape of the shingles vaccine market in China, highlighting the unexpected price war initiated by GSK's vaccine, Shingrix, which is being promoted through a "buy one get one free" offer [1][2][4]. Market Dynamics - Shingrix's original price for two doses is 3,260 yuan, but with the promotion, the cost is reduced to 1,652 yuan, effectively a 50% discount [2]. - The vaccine has shown exceptional efficacy, reducing the risk of shingles by 97.2% in individuals aged 50 and above, and offers long-lasting immunity [2][7]. Competitive Landscape - Following GSK's price reduction, domestic competitor, Baike Biological, has also adjusted its pricing strategy, with its vaccine now priced around 1,400 yuan, and further discounts being offered [4]. - The domestic market for shingles vaccines has not met expectations, with Baike Biological reporting a significant drop in sales and revenue due to high return rates and low demand [8]. Consumer Behavior and Market Potential - Despite the high demand for shingles vaccines among the elderly population, the uptake has been low, with only 0.1% vaccination rate among those aged 50 and above in 2021 [9][11]. - The mismatch between the high cost of the vaccine and the financial capability of the target demographic is a significant barrier to market growth [11]. Challenges in Market Expansion - The competitive landscape in China is more fragmented compared to overseas markets, with both imported and domestic vaccines vying for market share, complicating the expansion efforts for Shingrix [11][13]. - There is a lack of awareness and understanding of the vaccine among the target demographic, which hinders its adoption [12][13].

Group 1: Company Performance - Baike Bio reported a revenue of approximately 1.229 billion RMB for 2024, a year-on-year decline of 32.64% [1] - The net profit attributable to shareholders was around 232 million RMB, down 53.67% year-on-year [1] - The decline in performance is primarily attributed to reduced sales of the shingles vaccine [1] Group 2: Green Bamboo Bio's Situation - Green Bamboo Bio's stock price fell by 9.09% on May 2, leading to significant sell-offs, with a trading volume of 1.8036 million shares, the highest since 2024 [2] - The company has experienced a drastic decline in liquidity, with 10 months in the past 17 months having a monthly trading volume of less than 200,000 shares [2] - Green Bamboo Bio's market capitalization is currently around 4.1 billion HKD, below the 7 billion HKD threshold required for inclusion in the Hang Seng Index [4] Group 3: Financials of Green Bamboo Bio - Green Bamboo Bio reported a net loss of 168 million RMB for the year, a reduction of 32.5% compared to the previous year's loss of 249 million RMB [4] - The company has not yet commercialized any products, with total revenue remaining at zero [4] - Research and development expenses decreased by 21.7% to 135 million RMB [4] Group 4: Product Development - Green Bamboo Bio's core product, the recombinant shingles vaccine LZ901, has completed Phase III clinical enrollment and submitted a Biologics License Application (BLA) [6] - LZ901 is expected to be the first shingles vaccine with a tetrameric molecular structure, targeting adults aged 50 and above [6] - The vaccine is positioned to compete with GSK's Shingrix, which has seen significant sales growth, reaching 3.446 billion GBP in 2023 [8] Group 5: Market Dynamics - The domestic vaccine industry is facing structural adjustment pressures, with a decline in consumer willingness to receive vaccinations and a significant drop in demand for self-paid vaccines [10] - The competition in the vaccine market is intense, with over 10 manufacturers competing in areas like rabies and influenza vaccines [10] - The market for shingles vaccines is currently less competitive, with only Baike Bio's Ganwei and GSK's Shingrix available, providing an opportunity for LZ901 if it commercializes as expected [10] Group 6: Challenges Ahead - Despite the potential of LZ901, the company may struggle to significantly improve its financial structure and fundamentals due to market education challenges and profit margin pressures [11] - The current vaccination rate for shingles in China is only 0.1%, significantly lower than in developed countries, indicating a need for market education [10]