Standard: Construction License Number: D237049438 Issue Date: 2016-04-27 Expiry Date: 2021-02-16 Scope/Range: waterproof construction Issued By: Ministry of Housing and Urban-Rural Construction of the People's Republic of China

Standard: Brand Certificate Number: ZC3517500ZC Issue Date: 2005-04-07 Expiry Date: 2025-04-06 Scope/Range: waterproof materials Issued By: State Administration for Industry and Commerce of the People's Republic of China

Standard: Production License Number: XK08-005-00044 Issue Date: 2015-09-21 Expiry Date: 2020-09-20 Scope/Range: waterproof materials Issued By: Shandong provincial quality and Technical Supervision Bureau

Standard: Good Standardizing Practice Certificate Number: 3707LGSP Issue Date: 2016-06-05 Expiry Date: 2019-06-06 Scope/Range: waterproof materials Issued By: Standardization Administration of the People's Republic of China

Standard: ISO9001 Number: 07619Q1367R5S Issue Date: 2019-05-29 Expiry Date: 2022-05-29 Scope/Range: waterproof material Issued By: ZRX

Standard: ISO45001 Number: 07619S0596R1S Issue Date: 2019-05-29 Expiry Date: 2022-05-29 Scope/Range: waterproof material Issued By: ZRX

Standard: ISO14001 Number: 07619E0677R1S Issue Date: 2019-05-29 Expiry Date: 2022-05-29 Scope/Range: waterproof material Issued By: ZRX

Standard: CE Number: 3N190722.FWTTO03 Issue Date: 2019-07-22 Expiry Date: 2024-07-21 Scope/Range: waterproof material Issued By: Ente Certificazione Macchine Srl