The electric four-way ball valve consists of an angular-travel electric actuator and a four-way ball valve. It is employed in the extraction, refining, processing, and pipeline transportation systems for petroleum, natural gas, coal, and minerals; in the production of chemical products, pharmaceuticals, and food; in hydroelectric, thermal, and nuclear power generation systems; in municipal and industrial water supply, drainage, heating, and gas distribution networks; in agricultural irrigation and drainage systems; and in metallurgical production facilities. As a critical mechanical product integral to industrial development, national defense, and daily life, the electric four-way ball valve finds extensive application across diverse sectors.