Tel: +86 199 2539 5926

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Shenzhen Sino Testing Services Co., Ltd.

Tel: +86 199 2539 5926

WeChat: 19925395926

Address: 13F, Building C, Kangjia Guangming Technology Center, No. 288 Xingxin Road, Guangming District, Shenzhen, Guangdong, China.

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