Zheng Quan Shi Bao Wang·2025-12-16 09:37Group 1 - On December 15, a total of 13 companies were investigated by institutions, with 6 companies being focused on by funds [1] - The most attention was given to Boin Special Welding, which had 5 participating funds, while Vision China and Chaojie Co., Ltd. had 5 and 1 funds respectively [1] - Among the companies investigated, there was 1 from the main board of the Shenzhen Stock Exchange, 2 from the ChiNext board, 2 from the main board of the Shanghai Stock Exchange, and 1 from the Sci-Tech Innovation Board [1] Group 2 - Three companies among those investigated had a total market capitalization of less than 10 billion yuan, specifically Jingsong Intelligent, Boin Special Welding, and Taihua New Materials [1] - In terms of market performance, 3 stocks among the investigated funds increased in the past 5 days, with Chaojie Co., Ltd., Boin Special Welding, and Jingsong Intelligent showing increases of 29.17%, 15.28%, and 2.94% respectively [1] - Conversely, 3 stocks experienced declines, with Vision China, Xinzuobiao, and Taihua New Materials showing decreases of 6.93%, 2.59%, and 0.67% respectively [1] Group 3 - In terms of capital flow, 4 stocks among the investigated funds saw net inflows in the past 5 days, with Boin Special Welding receiving a net inflow of 215 million yuan, the highest among them [1] - Other stocks with significant net inflows included Chaojie Co., Ltd. and Jingsong Intelligent, with net inflows of 175 million yuan and 19.7 million yuan respectively [1]