求翻译：郑州金龙德裕机械制造有限公司，是一家以建材设备混凝土免烧砌块系列设备为主的骨干企业。“中国砖瓦工是什么意思？

正在翻译，请等待...

zhengzhou Jinlong De Yu machinery manufacturing co. , Ltd. , a company with a view to building material equipment from concrete blocks of the backbone enterprises mainly series equipment. "The Chinese tilers

The Zhengzhou Jinlong Germany abundant machine manufacture the limited company, is one exempts by the building materials equipment concrete burns the artificial brick series equipment primarily shareholding system.“Chinese masonworks

Zhengzhou jinlongdeyu Maschinenbau GmbH, is a concrete building material equipment from burnt brick series equipment manufacturing enterprises. "China brick and tile industry