域华电子科技（上海）有限公司（英文名称Vivax-Metrotech (Shanghai) Ltd.）是一家全外资独资企业, 总部设在美国硅谷. 公司位于上海市徐汇区漕河泾开发区，从事探测监测专用仪器设备的开发、生产和销售。主要产品有地下管线探测检测设备、管道摄像检测设备等。
Established over forty years ago, Metrotech Corporation has been a leading provider of high-quality utility locating instrument solutions for underground utilities. Vivax was established by a team experience in the design, manufacture and sale of utility locators in 2005. Together the combined companies' products are used by virtually every utility throughout the world. In 2006, Metrotech added water leak location products to their range.
Over the course of 2009 - Metrotech and Vivax merged to form a single company, Vivax-Metrotech Corp.
Vivax-Metrotech has headquarters and worldwide marketing which is based in Santa Clara CA, Engineering facilities in Santa Clara CA and Exeter UK, and manufacturing facilities in Santa Clara CA and Shanghai PRC. Manufacturing facilities are ISO9001 accredited.