The Lesotho Highlands Water Supply Project (LHWP) is a bilateral cooperation project between the governments of Lesotho and the Republic of South Africa. The main objective of the project is to transport approximately 70m3/s of water from Lesotho to Gauteng, South Africa within 30 years. The concrete production system of the Lesotho Highlands Water Supply Project is equipped with two HZ90-1S1500 forced concrete mixing plants, which are designed, manufactured, and debugged by Hangzhou Jianghe Electromechanical Equipment Engineering Co., Ltd.