| 标准 |
GB |
| 年级 |
steel |
| 出生地 |
Shandong China (Mainland) |
steel structure 1.certificate:ISO9001 ISO14001 GB/T28001-2001 2.design according to customers' requirement 3.manufacture with high quality 4.easy to assemble and dismantle 5.nice appearance,easy to maintenance 6.engineer helps to instruct installation