Technical Approval
certificate holders
Company
Country
Certificate Number
Type: Technical Approval
Voluntary Relinquishment
Type: Technical Approval
Voluntary Relinquishment
Type: Technical Approval
Voluntary Relinquishment
Company
Location
Certificate
Marks & Tags
Status
Dywidag-Systems International Pty Ltd
+49 89 30 90 50 100
dywidag.com
dywidag.com
Ainring Bavaria Germany
Dywidag-Systems International Pty Ltd
+49 89 30 90 50 100
dywidag.com
dywidag.com
Ainring Bavaria Germany
Siam Industrial Wire
+66 3889 2333
www.siw.co.th
www.siw.co.th
Rayong Thailand
Jiangyin Fasten Steel Products
+86 510 8865 8998
www.chinafasten.com.cn
www.chinafasten.com.cn
Jiangyin Jiangsu China
Tianjin NTS Flourish Co., Ltd
+86 22 5952 8377
tjzxsd.sys-steel.com
tjzxsd.sys-steel.com
Jinghai Tianjin China
POSCO Mobility Solution
+82 2 3457 0114
www.posco.co.kr
www.posco.co.kr
Gwangyang-si South Korea
PT Gunung Raja Paksi, Tbk
+622 1890 0111
www.gunungrajapaksi.com
www.gunungrajapaksi.com
Cikarang Barat Bekasi Indonesia
nVent
www.nvent.comen-us
www.nvent.comen-us
Tilburg Netherlands
Hyundai Steel
+82 2 3464 6118
www.hyundai-steel.com
www.hyundai-steel.com
Dangjin-si Chungcheongnam-do South Korea
VSL Australia Pty Ltd
+61 2 9484 5944
www.vsl-australia.com.au
www.vsl-australia.com.au
Hallam VIC Australia
POSCO
+82 2 3457 0114
www.posco.co.kr
www.posco.co.kr
Gwangyang Works South Korea
Silvery Dragon Prestressed Materials Co.,Ltd Tianjin Hebei Branch
+86 22 26983538
www.yinlong.com
www.yinlong.com
Hejian Hebei China
APTUS Construction Systems
1300 350 515
aptus.systems
aptus.systems
Toowoomba QLD Australia
PT Gunung Raja Paksi, Tbk
+622 1890 0111
www.gunungrajapaksi.com
www.gunungrajapaksi.com
Cikarang Barat Bekasi Indonesia
Haggie Wire and Strand (Pty) Ltd
+27 11 842 9000
www.scaw.co.zadefault.html
www.scaw.co.zadefault.html
Gauteng South Africa
Liberty Ostrava a.s.
+420 595 684 412
libertysteelgroup.com/cz
libertysteelgroup.com/cz
Ostrava-Kunčice Czech Republic
Liberty Ostrava a.s.
+420 595 684 412
libertysteelgroup.com/cz
libertysteelgroup.com/cz
Ostrava-Kunčice Czech Republic
Baosteel Zhanjiang Iron and Steel Co., Ltd
+86-21-26647000
https://www.baosteel.com/
https://www.baosteel.com/
Zhanjiang Guandong China
InfraBuild Wire
Mayfield NSW Australia
T1003
Date: 01/03/2016
Date: 01/03/2016
Voluntary Relinquishment
Southern PC Steel Sdn Bhd
Shah Alam Selangor Malaysia
T1008
Date: 06/06/2017
Date: 06/06/2017
Voluntary Relinquishment
Tianjin Wasungen Metal Products Co., Ltd
Tianjin China
T1027
Date: 18/09/2023
Date: 18/09/2023
Voluntary Relinquishment
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