Defend the frame surface film of bath fittings things, outside introducing plating model except minority nowadays, use polishing copper processing mostly, more it is to use plating chromium to handle.

• 卫浴配件用品的框架表面镀层，如今除少数采用镀塑外，大多采用抛光铜处理，更多的是采用镀铬处理。