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Shenzhen Bright Young Smart Technology Co., Ltd
Skype: aceguo@outlook.com
Email: info@bysmarttech.com
What's App: +86 18702737647
Contact:Russel
Phone: +8618702737647
Email：info@bysmarttech.com
Add：R322, Building A, Avatar Creative park, No.8, Xinhe Str, Shajing Ave, Bao'An District, Shenzhen, China