On October 6, 2021, SJE Inc. announced that Mainline Sales has been appointed as the authorized representative of the Group in the state of Nevada.

Mainline Sales has over 40 years of professional experience as a manufacturer, business covers California, Nevada, Arizona, and Hawaii. The main markets include building plumbing, machinery, fire protection, industrial, irrigation, and water treatment plants.

Mainline Sales operates multiple distribution centers across several cities and, through excellent regional sales management, supports manufacturers, contractors, and construction projects nationwide.