Core Viewpoint - Tonghui Electronics (920509) experienced a significant increase in stock price, reaching the daily limit of 29.99% on the trading day, indicating strong market interest and potential investor confidence [2] Trading Performance - The stock had a turnover rate of 17.41% and a total trading volume of 604 million yuan, with a price fluctuation of 22.83% throughout the day [2] - Institutional investors net bought 11.52 million yuan, while total net buying from brokerage seats amounted to 17.08 million yuan [2] Market Activity - The stock was listed on the North Exchange's watchlist due to its daily price limit being reached [2] - The top five brokerage seats accounted for a total transaction volume of 117 million yuan, with a buying amount of 72.65 million yuan and a selling amount of 44.04 million yuan, resulting in a net buying of 28.60 million yuan [2] Institutional Participation - Among the brokerage seats, one institutional specialized seat was noted, which net bought 11.52 million yuan [2] - The top buying brokerage seats included Dongfang Securities and Oriental Fortune Securities, with significant buying amounts of 15.52 million yuan and 11.98 million yuan respectively [2]