Composite grave boxes, which allow reuse of part of them, consist of one external urn box and another internal urn box, which can be combined by a fixed mechanism consisting of additional beams and anchor plates.

摘要

Urn were buried composite, which enables the reuse of this part, which is composed of an outer box and Inner Box,Where such Polls can be joined together through a fixing mechanism composed of removable Anchor plates and beams