To achieve the goal of “zero counterweight” of TB Hydropower Project runner manufacturing, starting from the equipment procurement stage, they conducted advance planning, through innovative means such as raising standards, adding processes, and introducing new equipment and new technologies, and relying on measures such as organizational guarantee, technical feasibility, and process control, all four runners finally achieved “zero counterweight” manufacturing , making the TB Hydropower Project the first power station in China where all runners have achieved “zero counterweight” manufacturing so far.