上峰水泥(000672.SZ)：苏州芯程持有昂瑞微(688790.SH)25.77万股

Group 1 - The core point of the article is that the company, Shifeng Cement, has announced the establishment of a joint venture investment fund with a total investment of 100 million RMB through its wholly-owned subsidiary, Ningbo Shangrong Logistics [1] - Ningbo Shangrong holds a 55.60% investment share in the newly formed fund, Suzhou Industrial Park Xincheng Venture Capital Partnership [1] - As of the announcement date, the fund holds 257,706 shares of Angrui Micro, representing 0.2589% of its total share capital post-IPO, with a transfer restriction for 12 months from the listing date [1]