| Contact information | |
| Location: | Sumatera UtaraMedan |
| Address: | Jl. Jl. Tanjung Morawa Km. 9.5,No.31D |
| Name: | Hendro Darmoko (Manager Pemasaran) |
| Mobile: | (061) 7864202, 082122696072 |
| mobile | 082122696072 |
| Fax: | (061) 7864202 |
| Post Code: | 20148 |
| Company Website: | http://graha7777.goodloh.com |
| Registered: | 2016-02-16 |
| Instant Messager: | |