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Shen Zhen

Shenzhen SDG Information Co., Ltd.

Add:18/F, Building B, No. 2, Kefeng Road, Science and Technology Park, Nanshan District, Shenzhen, Guangdong, P. R. China

Tel:0755-66832882

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E-mail:sdgi@sdgi.com.cn

Shenzhen SDG Information Co., Ltd.

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