(1) Installation is simple, because its material is lightweight, and the degree of bending is small during installation;
(2) There are no upper and lower restrictions between lines;
(3) Good thermal performance, allowing high working temperature and large transmission capacity;
(4) Cable accessories are simple, all are dry structure;
(5) Simple operation and maintenance, no oil leakage problem;
(6) the price is lower;
(7) High reliability and low failure rate;
(8) The manufacturing process is few, the process is simple, and the economic benefits are significant.