Based on the current market conditions and historical information, here are some recommendations and specific stock picks for today's Hong Kong stock market investment:

1. **Focus on the New Economy Sector**: The new economy sector, including technology, new energy, and new consumption, has always been a highlight of the Hong Kong stock market. With the rise of Generation Z and changes in consumption habits, these sectors are expected to maintain rapid growth. It is recommended to pay attention to technology companies with continuous innovation capabilities and strong market positions, such as Tencent Holdings (0700.HK) and Alibaba (9988.HK).

2. **Valuation Recovery in Traditional Industries**: Traditional industries such as finance and real estate have undergone adjustments, and the valuations of some high-quality stocks are already at relatively low levels. With policy stabilization and improvements in industry fundamentals, these stocks may see valuation recovery opportunities. For example, you can focus on real estate companies with solid fundamentals, such as China Overseas Land & Investment (0688.HK) and China Resources Land (1109.HK).

3. **Look for High-Dividend Stocks with Stable Payouts**: Some companies in the Hong Kong stock market have stable and consistent dividend-paying capabilities, making them a good choice for investors seeking cash flow and dividend income. For instance, consider investing in bank stocks with stable operations and high dividend yields, such as HSBC Holdings (0005.HK).

4. **Monitor Offline Consumption Sectors Affected by the Pandemic**: As the pandemic gradually comes under control and the consumer market recovers, offline consumption sectors may rebound. Focus on retail and consumer goods companies with strong brand power and extensive channel networks, such as sportswear brands ANTA Sports (2020.HK) and Li Ning (2331.HK).

5. **Risk Avoidance**: Although the market offers investment opportunities, investors should still be cautious about avoiding risks. Avoid investing in companies with unstable performance, opaque financial conditions, or regulatory risks. Additionally, diversify investments and avoid over-concentration in a single stock or sector.

Please note that the above recommendations are for reference only. Investment decisions should be based on individual risk tolerance and investment objectives. Before making any investment decisions, it is advisable to conduct thorough market research and analysis and consider consulting a professional financial advisor.