sponsorial

The space that residential building narrowed the mankind lives, make resist safety of chill, sponsorial body had reliable safeguard.

住宅的建筑缩小人类生活的空间，使抵御风寒、保证人身安全有靠保障。

Stem from the need of environmental protection, special attention introduces a few high-grade brand the cupreous ability that exceeds small lead content is made, sponsorial system is healthy.

出于环保的需要，数高档品牌非常注重采铅含量的铜材制造，保证人体健康。