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Shenzhen XianFeng Technology Co., Ltd.
Phone: +86-755-83329413
Email:sales@smartechip.com
Address: 703E, Building B, Word Trade Plaza, Fuhong Road, Futian District, Shenzhen, China
HongKong XianFeng Electronic Co., Ltd.
Phone: +852 6207 1134
Email: info@smartechip.com
Address: 12/F, San Toi Building,137-139 Connaught Road Cental, HongKong
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