Analysis of Abnormal Price Fluctuations and Impact of Suspension for Investigation of Haixia Innovation (300300.SZ)

Haixia Innovation (300300.SZ) is an enterprise in the software service sector of the computer industry, mainly engaged in smart city and smart medical businesses [0]. Recently, its stock price has shown significant abnormal fluctuations, with an increase of up to 185.89% from October 27 to November 17. On November 17, the capital for buy orders at the daily limit price reached 781 million yuan [2], and it was on the hot list on the same day [0]. The company announced that due to large fluctuations in stock price, it will suspend trading for investigation starting from November 18, which is expected to last no more than 3 trading days [3][4].

1. AI Concept and Industry Policy Dividends
   : Haixia Innovation is classified as an AI application concept stock, benefiting from the upsurge of the artificial intelligence concept [0]. In 2025, the computer industry is driven by the AI technology revolution, domestic substitution, and new quality productive forces policies. The sector rotation effect is obvious, and the smart city concept has become a hot spot of capital attention [0].
2. Market Capital Inflow
   : On November 17, the main capital net bought 13.1371 million yuan [1], showing that short-term funds are chasing this stock.
3. Overall Strength of the Sector
   : On the same day, AI application concept stocks strengthened overall, with the trading volume of the two markets reaching 1.9 trillion yuan [5], and market sentiment was active.

• Short-term Liquidity Interruption
  : Stocks cannot be traded during the suspension period, which may affect investors’ short-term operation strategies.
• Increased Uncertainty
  : The investigation results will directly affect the subsequent stock price trend. If abnormal transactions or violations are found, it may lead to a stock price correction; conversely, if there are no major problems in the investigation, it may continue the previous upward trend.
• Market Sentiment Conduction
  : As a recent hot stock, its suspension may trigger short-term wait-and-see sentiment in the market for the AI concept sector.

1. Investigation Result Announcement
   : Focus on the content of the investigation announcement issued by the company during the suspension period, whether it involves abnormal transactions, information disclosure issues, etc.
2. Industry Policy Dynamics
   : Continuously track the impact of AI technology application and new quality productive forces-related policies on the computer industry.
3. Changes in Capital Flow
   : After the resumption of trading, observe the main capital trends and market undertaking capacity.