Dhaka, Sept. 25 -- In the sprawling industrial park of Gazipur's Kashimpur, the balance of power has quietly shifted. In less than three and a half years, RANCON has transformed its factory rooftops into a source of electricity that increasingly rivals the national grid in importance.

The company entered the rooftop solar market in February 2023 with a 350kW-peak system. It has since expanded capacity to nearly 4MW and plans to take it to 7MW-peak.

RANCON says its dependence on grid electricity has fallen by about 87 percent. Before solar, the industrial park consumed roughly 4.72 million units of grid electricity a year. That has fallen to about 613,600 units, while solar now supplies around 4.11 million units annually.

The company ex...