Shenzhen LAYU Laser Technology Co. Ltd 
Address:4/F, Building B,Yicheng Industrial Park,
Tiegang Village,Xixiang Town, Bao'an District.
Shenzhen China 
Post code: 518102 
David Wong
Tel: (0086 755) 21634172
Fax: (0086 755) 27696756 
Mobile/wechat: 0086 13824366934 

Email: sales02@szlayu.com

QQ: 1978735129