What does 2 Chronicles 26:6 mean?

Uzziah went to war against the Philistines and tore down the walls of Gath, Jabneh, and Ashdod. He built towns near Ashdod and among the Philistines. 2 Chronicles 26:6 - Modern Text Bible

(Uzziah expands Judah’s territory by defeating the Philistines and establishing new settlements.)