Zhang Liming (R) explains to local residents how to guarantee the safe use of electricity at a residential community in Binhai New Area of north China's Tianjin, July 15, 2022. Zhang Liming, a delegate to the upcoming 20th National Congress of the Communist Party of China (CPC), is well-known for his innovative prowess. (Photo by Li Jin/Xinhua)

Zhang Liming and his colleague adjust a fourth-generation robot in north China's Tianjin, Sept. 8, 2022. Zhang Liming, a delegate to the upcoming 20th National Congress of the Communist Party of China (CPC), is well-known for his innovative prowess. (Xinhua/Zhao Zishuo)

Zhang Liming (L) and his colleague adjust a fourth-generation robot in north China's Tianjin, Sept. 8, 2022. Zhang Liming, a delegate to the upcoming 20th National Congress of the Communist Party of China (CPC), is well-known for his innovative prowess. (Xinhua/Zhao Zishuo)

Zhang Liming (R) with his colleague of State Grid Tianjin Binhai Electric Power Supply Company checks the ammeter for a resident in Binhai New Area of north China's Tianjin, July 15, 2022. Zhang Liming, a delegate to the upcoming 20th National Congress of the Communist Party of China (CPC), is well-known for his innovative prowess. (Photo by Li Jin/Xinhua)