Add：No.34, Ganbei Road, Ganjingzi, Dalian, China
Post Code：116031
Tel：0411—85961069
E-mail：gmy@gmgas.com
Fax：0411—86672406
website:www.gmgas.com
Special gases: high purity chlorine, high purity arsine, high purity phosphine,high-purity germane, high-purity nitric oxide (semiconductor grade), high-purity diborane, high-purity boron trifluoride, high-purity propane, high-purity propylene, 6N purity H2, He, Ar, etc.