This is the Xiongan Railway Station, it is not just large in size but also smart inside. Xiongan Railway Station has a construction area of 475,200 square meters, the size of 66 soccer fields. The station's oval roof is installed with solar panels, generating an annual average of 5.8 million kWh of power. That helps cut carbon emissions by 4,500 tonnes every year, equivalent to planting 120,000 hectares of trees.