To make sure no one but Amazon can view your info each code has a lock that can only be opened with the correct key, which Amazon has.
为了确保只有亚马逊才能看到你的资料，每个编码都有一个密码锁，只有正确的密码才能开启。
Rib of slab has prominent water-proof capability. It is fixed by hidden key without any glue. No bolt on the outside surface which prevent from pollution and aging.
立边板肋具有极佳的防漏水性能，不需打胶，暗扣方式固定，表面无外露螺钉，免得污染老化问题。
Rib of slab has prominent water-proof capability. It is fixed by hidden key without any glue. No bolt on the outside surface which prevent from pollution and aging.
立边板肋具有极佳的防漏水性能，不需打胶，暗扣方式固定，表面无外露螺钉，免得污染老化问题。
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