重庆市大足县龙水镇龙竹机械厂

我长专业生产，各种型号的钢球，如出现质量问题我厂按国家规定进行处理。请买家放心，```````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````