200 mm-wafer factory：

• The power consumption of unit foundry wafer products is 0.00061 (MWH/cm²) in 2021, down14.13% compare with 2020.
• The natural gas consumption of unit foundry wafer products is 0.00895 (M³/cm²) in 2021, down 19.91% compare with 2020.
• The water consumption of unit foundry wafer products is 0.00394 (Ton/cm²) in 2021, down16.51% compare with 2020.
• The CO₂ emission equivalent of unit foundry wafer products is 0.00041 (Ton/cm²) in 2021, down 13.68% compare with 2020.

300 mm-wafer factory：

• The power consumption of unit foundry wafer products is 0.00097 (MWH/cm²) in 2021, down 1.55% compare with 2020.
• The natural gas consumption of unit foundry wafer products is 0.01070 (M³/cm²) in 2021, up 8.52% compare with 2020.
• The water consumption of unit foundry wafer products is 0.00458 (Ton/cm²) in 2021, down 5.29% compare with 2020.
• The CO₂ emission equivalent of unit foundry wafer products is 0.00055 (Ton/cm²) in 2021, down 5.25% compare with 2020.