| purify door plank | Wansheng Metal door factory |
| Yongdengxinyuan Metal door Chuangchang | Lanzhou accept or keep as a souvenir Metal door window Cutting factory |
| Lanzhou Fubao Metal door window Configuration factory | Dongsheng House purchasing Metal door window Branch |
| Lanzhou Shengqiang Metal door window Corporation Ltd. | Lanzhou Xuhong Metal door window Corporation Ltd. |
| Lanzhou Jintuo Metal door Chuangchang | Jiuquan city Xinxilian Metal door window Corporation ltd. Dunhuang Branch |
| Lanzhou Fussen Metal door window Configuration Corporation Ltd. | Jiuquan city Xinxilian Metal door window Corporation Ltd. |
| Gansu Hong Chang Metal door industry manufacture Corporation Ltd. | Dunhuang city Yongxiang Metal door window Co., Ltd. |
| Gansu hong chang metal door industry manufacture corporation ltd. Lanzhou bootleg Branch | Yongchang county going smoothly Metal door window Installation Corporation Ltd. |
| Jiuquan city Xilian Pump valve electromechanical Co., ltd. Metal door Chuangchang | Pingliang city Secure ruijin genus Doors and windows Corporation Ltd. |
| Qingyang city concentric Metal door window Corporation Ltd. | Lanzhou Huamao Sugang Metal door window Corporation Ltd. |
| Lanzhou Jin ying Xingda Metal door window Erector order Corporation Ltd. | Beijing city Yanqing Welfare Metal door Chuangchangyuqiang Restaurant |
| Metal door window Erector order Inspection lot Cheesy accept Recorder painting Galvanized steel plain sheet Doors and windows | Metal door window Erector order Inspection lot Cheesy accept Recorder aluminum Doors and windows |
| Metal door window Erector order Inspection lot Cheesy accept Recorder steel Doors and windows | |