Shenzhen Shun Long Thread Co. Ltd., as a professional sewing thread production and sales company, we service our customers from spinning,dying,ready-to-sewing to delivery. After more than ten years of product development and technical innovation, we have form a whole set of strict production and management procedure. Our ‘Shun Mark’ sewing thread has passed the test of Shen Zhen inspection Center of Import & Export Products. And our company has got the certificate of ISO9001 International Quality Management System.
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