On May 9, Ji Lidong, Secretary General of Jiangsu Electric Power Industry Association, and his party went to Nanjing Chemical Industrial Park Thermal Power Co., Ltd. (referred to as Chemical Industrial Park Project) to conduct investigation and exchange on the upgrading and renovation by replacing liquid ammonia with urea. Jiang Yingjun, General Manager of Chemical Industrial Park Project, Zhang Xuyao, Deputy General Manager, and Tian Lin, Deputy General Manager of Banqiao Project, accompanied during the investigation.