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| Copy Right© 2021 SHENZHEN SYN TECHNOLOGY CO., LTD. All rights reserved. |
| Address: 7th Floor, 2nd building of Hengchangrong Hi-Tech Park, Shangnan East Road, Shajing Town, Bao'an District, Shenzhen, China.518125 |
| Telephone:+86-755-29690027 Fax:+86-755-29690894 |
| Website: www.saoyn.com Email: sales@saoyn.com |
