2.DAYU Design Group
Gụnyere Gansu Design Institute na Hangzhou Water Conservancy na Hydropower Survey na Design Institute, ndị na-emepụta 400 nwere ike inye ndị ahịa ihe kachasị ọkachamara na atụmatụ nhazi zuru oke maka ịgba mmiri na-echekwa mmiri na ụlọ ọrụ nchekwa mmiri niile.
