Manufactured using rugged, high quality engineered plastic with solid brass connections and polyethylene float.

采用坚固、质高等级工程塑料制造，配置实心黄铜连接件和聚乙烯浮球。

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Peking LONSUN Copper fiber Co. Ltd produces and sells high-quality copper fiber, including copper, brass, bronze, environmental copper and other materials.

北京龙兴铜纤维有限公司位于北京市宣武区，主要生产优质铜纤维，有：紫铜、黄铜、青铜、环保型铜及其他铜材料。

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They are made of high-quality copper pipes and brass, and made by advanced technique of bending and welding, with advantages of tight welding and leakage resistance.

管组件是由优质铜管制造，通过先进的弯管和焊接技术工艺制造，由于良好的焊接工艺具有很好的气密性。

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