GRI 102-48

Note: Air pollutant volume was reported based on the air pollution control fee.

Waste Production, Transfer, and Disposal in the Last 3 Years

Waste Disposal/Recycling 2022 2023 2024
Hazardous waste Toxic Industrial Waste Direct disposal Incineration (including nonrecyclable waste) 47.5 60.46 77.71
Other Treatment 15.85 17.76 16.32
Total weight of hazardous waste 63.35 78.22 94.03
Non-hazardous waste General industrial waste direct disposal Incineration (including nonrecyclable waste) 248.95 275.91 177.72
Other Treatment 70.16 65.06 63.44
Total weight of non-hazardous waste 319.11 340.97 241.16
Recycling Recycling for reuse 98.20 109.27 224.56
Resource recycling rate (%) 20.40 24.27 48.22
Total weight of non-hazardous waste 417.31 450.24 465.72
Total weight of waste (metric tons) 480.66 528.46 559.75

Note 1: Data regarding the production, transfer, and disposal of waste were extracted from the Waste Report and Management Information System of the Ministry of Environment. Data of recycling were extracted from in-house records and accounting documents

Note 2: Waste is transported by licensed cleanup contractors to the qualified disposal contractors for disposal. Waste for recycling was recycled for reuse outside of the plant. Waste for recycling was recycled for reuse outside of the plant.