Big C Supercenter PCL has granted a Letter of Award for Impact Solar to supply electricity from solar rooftop for Big C which the expected installed capacity is up to 3.5 MW of Big C supercenter or its distribution center under Private PPA program. The system is expected to generate upwards of 5,200,000 units of electricity annually while reducing carbon dioxide emission by 2,900 metric tons per year. All 3.5 MW aim to commerce commercial operation by October 2019.