TUAN LE has achieved certifications in all three major international standards for its business management system and have been audited and qualified by TÜV SÜD, a global leader in independent inspection services for safety, security and sustainability, that include:
- ISO 45001:2018 for Occupational Health and Safety Management System
- ISO 14001:2015 for Environmental System
- ISO 9001:2015 for Quality Management System