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ISO9001
ISO14001
OHSAS18001
VERIFICATION OF COMPLANCE
VERIFICATION OF EMC COMPLIANCE
VERIFICATION REPORT
CB Test Certificate
CB Test Certificate
CERIFICATION OF EMC COMPLIANCE
VERIFICATION OF COMPLLANCE: LVD
RoHS
CE
Construction Engineering Energy Saving Product Certification Certificate
Construction Engineering Energy Saving Product Certification Certificate
Construction Engineering Energy Saving Product Certification Certificate
2017 Netizen Reliable Brand Award of Residential Heat and Energy Recovery Ventilators
HC360 2016 Fresh Air Products Leading Brand Certificate
HC360 2015 Top 10 Ventilation Brand Award
2017 Innovative Brand Award of National Ventilation Industry
HC360 Top 10 Ventilation Brand Prize
Compilation Party Certificate for Fresh Air Purification System Design Standards of Primary School
Energy Saving Products Certificate Qualify Company
Standing Member of China Ventilation Mechanical Industry Alliance
Hi-tech Enterprise Certificate
HC360 2016 Outstanding Leader Cup
Hi-Tech Enterprise Certificate of Beijing Holtop Environment Protection Technology Co., Ltd
HC360 2016 Fresh Air Products Leading Brand Prize
CAPIA 2015 China Top 10 Ventilation Brand Award
DA YAN AWARD
DA YAN AWARD

Αρ. 158, Χωριό Hanjiachuan, Περιοχή Haidian, Πεκίνο, Κίνα E-mail: aiden@holtop.com.cn Tel: +86 18232080710 Tel: +86 18232080710

Η Μεγαλύτερη Έρευνα & Ανάπτυξη και Παραγωγή Residential ERV HRV Προμηθευτής στην Κίνα