Group 1 - Sun Xuexiang has been recognized multiple times for his technical skills and contributions to the Gansu Jinchang Chemical Industry Group, including awards such as the "National Labor Model" in 2023 [1][2] - He has led over 20 technical transformation projects, saving the company more than 9 million yuan, and successfully revived a 600,000 yuan compressor crankshaft that was facing scrapping [2][3] - Sun established a provincial-level skills master studio in 2016, which became a national-level studio in 2020, fostering innovation and training for young technicians [3] Group 2 - The studio has produced several practical patents and completed over 30 technical innovations, generating annual economic benefits exceeding 10 million yuan [3] - The studio has also identified and addressed over 80 equipment hazards, including more than 20 major risks [3] - The collaborative efforts in the studio have created a platform for skill exchange and technical research among workers [3]