Provide a test space with good electromagnetic shielding performance, and provide a non-interference electromagnetic space for product radio frequency performance testing.

1. It is suitable for building an OTA test environment in the frequency range of 0.4GHz-6GHz;

2. It has excellent shielding performance, good mechanical stability, excellent cost performance, easy operation and other advantages. It can be applied to 5G (Sub-6GHz), LTE, WiFi, Bluetooth, WCDMA, GNSS, GSM and other wireless communications Technical field.