As the world's largest utility, State Grid Corporation of China (SGCC) supplies power to 1.1 billion population with service area covering 88% of Chinese territory, and operates backbone energy networks in 9 countries and regions. Ranking 2nd on Fortune Global 500 with a total revenue of 410 billion USD, SGCC has recorded the longest hours of grid safe operation in the past two decades and integrated the largest amount of renewables with the strongest transmission capacity.