| Contact information | |
| Location: | Sumatera UtaraMedan |
| Address: | Jl. Dahlia No. 09 Multatuli Medan |
| Name: | GS GRETHA SHOP(Di rektur) |
| Mobile: | 0614159065 |
| mobile | 081298697434 |
| Fax: | |
| Post Code: | 20151 |
| Company Website: | http://gsgrethashop.goodloh.com |
| Registered: | 2015-05-16 |
| Instant Messager: |
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