Beijing EFR Laser S&T Co., Ltd.

Add.: The third floor, Building 1, No.15 Guangju Street, Industrial Development Zone, Tongzhou District, Beijing

Zip Code: 101113

Contact person: Mr. Zhang

Tel.: +86-10-64361009

Mobile phone: +86-15901348506

24-hour service hotline: 4008-500-005

Fax: +86-10-64361009

Email: admin1@bjefr.com

QQ: 2850988359

Website: www.bjefr.com