| Persons |
| Chervyakov Alexander N., General Director (0912) 77-23-27, 21-61-47, , www.grpz.ru |
| The contact information |
| The contact information:</</font> 091277-23-27 , 216147, ., www.grpz.ru |
| Main office address: 390000 Russian Federation , Ryazan region , Ryazan , Kalyaev St., 32 |
| Post address: 390000 Russian Federation Ryazan region Ryazan Kalyaev St., 32 |