Contact us
Beijing Constant Technology, Inc
Contacts: Miss Chen
Cell：18911495815
Fax：010-85777987-8022
Adress：RM801 Unit2 BD10, Fortune Street Garden, No.67 Chaoyang RD, Chaoyang District, Beijing100123 China
Zip code：100123
Phone：010-85778110 / 85777987
Webside: www.constant-ndt.com.cn
E-mail: sales@constant-ndt.com.cn
