Amount of electricity saved through Delta's 15 certified green office buildings and the 5 academic green buildings it sponsored in 2019
From 2010 to 2019, amount of electricity saved by global clients using Delta's high-efficiency products
Carbon intensity (CI) or CO2 emission per million USD production value in 2019 (SBT)
Percentage of green electricity produced and purchased in 2019
Number of global education and training hours per capita
CTR of DeltaMOOC x Education Platform
Number of energy volunteers
R&D expenses as a percentage of Delta’s consolidated revenue
Brand value
Global revenue