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QUALITY AND RELIABILITY

CERTIFICATES

Below we present the certificates and certificates held by our company:

GRAN-TECH - PN-ISO 45001 2019-page-001
GRAN-TECH - ISO140012015 2018-page-001
GRAN-TECH - ISO 90012015 2018-page-001
GRAN-TECH EKO 2020-page-001
GRAN-TECH GNJ 2020-page-001
Atest higeniczny_1
Atest higeniczny_2