Shenzhen Tunyi Technology Co., Ltd
103, Building 4, Baoan Runhui Science Park, Yanluo Street, Songgang, Bao'an District, Shenzhen, Guangdong Province
Telephone: 0755-21007392
Fax: 0755-82913536
Mobile phone: +86 13352954009
Email: nicolewang2@163.com
Instagram: gsmdoorhardware
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