The letter box should be set at the main entrance of the residential unit and attached to the building.
Letter Box Settings Zhengzhou Shengxiang Metal Products Co., Ltd. recommends that you be outside the access control system. When setting up in the access control system, the investment entrance should be set outside the access control system.
There is no letter box outside the entrance and exit of the residential unit. The straight line distance to the unit entrance should be less than 150m.
Letter box settings, the bottom of the bottom of the grid distance from the ground should not be less than 0.4m, the top of the grid top should not be greater than the ground 1.7m.
The distance from the bottom of a single letter box should not be less than 0.5m from the ground.
Letter boxes should be provided with shelters when there are no other shelter facilities in outdoor settings.
Address: Room 1046, 10th Floor, Building 1, Yuxin Town, Dingding Peak, Fucai Road, Jinshui District, Zhengzhou, China Site: 100m west to the intersection of Chenxu Road and Zhongzhou Avenue in Zhengzhou, China Postal Code: 450000
Telephone 15378720989 13213150058
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FOSHAN GAOMING JIALESHI DECORATIVE MATERIAL CO.,LTD , http://www.jlsbuildingmaterial.com