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Seiwa Sangyo

Add：Yoshidamachi 48-4B, Yokohama Naka-ku, Kanagawa, 231-0041, Japan

Tel：+81-(0)45-273-6922

Email：seiwa@zhsapphire.com

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Add： Yoshidamachi 48-4B, Yokohama Naka-ku, Kanagawa, 231-0041, Japan
Tel：+81-(0)45-273-6922
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