1kWh lights up darkness. Economise on electricity consumption and lead a low-carbon life for a better future. Starting with ourselves, let us take action. Little by little, let us change the world. The video adopted the stop-motion technique, whereby the scenes were created using individually photographed frames. The use of Lego blocks produced rich details and reflected the innovativeness of the video. (Recommended by Yingda Media Investment Group Co., Ltd.)