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Get in Touch

Reach out to us through any of these channels. Our team is available to help with your certification needs.

Phone

+86 186 5810 2811

Mon-Fri: 9:00 AM - 6:00 PM

Email

office@gtccert.com

Response within 24 hours

+86 189 6714 8332

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@L1904713

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@duongecdd0n

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ID: coretechtest

Our Headquarters

Hangzhou Office
No. 1298, Danonggang Road, Shangcheng District
Hangzhou City, Zhejiang Province, China
Room 1027, 1st Floor, Building 2 & Room 4032, 4th Floor

Business Hours
Monday – Friday: 9:00 AM – 6:00 PM (CST)
Saturday – Sunday: Closed