Group 1 - The A-share cement and building materials industry showed strong performance at the beginning of the trading session, with Sifang Building Materials hitting the daily limit, and Fujian Cement rising over 9% [1] - Other stocks such as Tapai Group, Shangfeng Cement, Guotong Co., and Sichuan Jinding also experienced gains [1] - Tianfeng Securities reported that the cement industry's Q2 orders corresponded to a year-on-year increase in processing volume [1] Group 2 - Tapai Group recently disclosed an expected net profit growth of 80% to 100% year-on-year for the first half of the year [1]