Standard: ISO9001 Number: 24021Q2003ROS Issue Date: 2021-01-04 Expiry Date: 2023-01-03 Scope/Range: Kiln Equipment Issued By: Essence United Certification

Standard: ISO9001 Number: 02421Q32082876R1M Issue Date: 2018-09-28 Expiry Date: 2024-09-23 Scope/Range: Brick Making Machine Issued By: CNAS

Standard: Business License Number: 91370104MACDCUDF35 Issue Date: 2023-04-07 Expiry Date: 2029-05-30 Scope/Range: Manufacture & Trade Issued By: China Government

Standard: High-tech Enterprise Number: GR201941001059 Issue Date: 2019-12-03 Expiry Date: 2023-12-03 Scope/Range: All Business Issued By: China Government

Standard: Number: Scope/Range: Issued By:

Standard: Quality Credit AAAAA Number: CX800595321 Issue Date: 2020-10-01 Expiry Date: 2024-10-01 Scope/Range: enterprise credit Issued By: China Government