led生產(chǎn)廠家專業(yè)生產(chǎn)數(shù)碼管彩屏 led點陣 11*7組點陣高亮白光￥5.5/個品牌:KJ | 型號:KJ-14711AW佛山市凱之迪電子有限公司2010-01-01 00:00