Suspension string assembly and power transmission line

The utility model relates to the technical field of power transmission equipment, in particular to a suspension string assembly and a power transmission line thereof, the suspension string assembly comprises a first connecting part, a second connecting part and an insulator string, the first connecting part is suitable for being connected with a tower, and the insulator string comprises a connecting rod and a plurality of insulator sheets; the plurality of insulator sheets are sequentially sleeved on the connecting rod, one end of the connecting rod is connected with the first connecting part, the second connecting part is connected with the other end of the connecting rod, and the second connecting part is connected with a wire. The suspension string assembly provided by the utility model is simple in connection mode, convenient to install, small in maintenance and overhaul workload and low in cost, and improves the operation safety and stability and technical and economic benefits of a power transmission li