Gamintojas - Tenaris global services uk

NORELEM FRANCE

Prancūzija – Fontaines Les Gres

MING XIAO MANUFACTURING CO., LTD

Kinija – Ningbo

SHENZHEN PROMOSTAR HARDWARE CO.,LTD

Vokietija – Meerbusch

XIAMEN NINESUN IMP. & EXP. CO., LTD

Kinija – Xiamen

SOOCHOW ADVANCE INDUSTRIES CO., LTD.

Kinija – Suzhou