Group 1 - Tianyue Advanced's stock price increased by 5.02% to 73.02 CNY per share, with a trading volume of 385 million CNY and a turnover rate of 1.25%, resulting in a total market capitalization of 35.387 billion CNY [1] - The company, established on November 2, 2010, specializes in the research, production, and sales of silicon carbide substrates, with 82.83% of its main business revenue coming from silicon carbide semiconductor materials and 17.17% from other supplementary sources [1] Group 2 - According to data, Bosera Fund has one fund heavily invested in Tianyue Advanced, specifically the Bosera SSE STAR Market New Materials ETF (588010), which reduced its holdings by 28,100 shares in the third quarter, now holding 120,800 shares, accounting for 3.41% of the fund's net value, ranking as the eighth largest holding [2] - The Bosera SSE STAR Market New Materials ETF (588010) was established on September 30, 2022, with a latest scale of 291 million CNY, achieving a year-to-date return of 51.17% and a one-year return of 30.23%, ranking 546 out of 4,216 and 1,223 out of 3,922 in its category, respectively [2] Group 3 - The fund manager of the Bosera SSE STAR Market New Materials ETF (588010) is Tang Yibing, who has been in the position for 3 years and 114 days, managing total assets of 11.187 billion CNY, with the best fund return during his tenure being 76.39% and the worst being -41.93% [3]

Group 1 - Tiancheng Technology (688603.SH) released its 2024 annual report on April 10, 2025, indicating that as of April 9, 2025, 66 institutional investors disclosed holding A-shares, totaling 34.1296 million shares, which accounts for 58.71% of the total share capital [1] - The top ten institutional investors include Tiancheng Chemical Co., Ltd., Shanghai Daotian Electronic Technology Co., Ltd., and several others, with the top ten collectively holding 56.44% of the shares [1] - Compared to the previous quarter, the combined holding percentage of the top ten institutions decreased by 1.72 percentage points [1] Group 2 - In the public fund sector, 52 new public funds were disclosed this period, including products like Bosera Science and Technology Innovation Board Three-Year Open Mixed Fund and others [2] - One public fund, the Huaxia Digital Economy Leader Mixed Initiation A, was not disclosed in this period compared to the previous quarter [2]