hgweld app for iPhone and iPad 4.0 ( 2320 ratings ) Business Developer: SinoCAM Free Current version: 1.22.2, last update: 1 year ago First release : 27 May 2020 App size: 63.16 Mb 上海沪工，通过app打开蓝牙连接到焊机设备，可以对焊机进行操作。