Hangzhou Hikvision Digital Technology Co., Ltd., often shortened to Hikvision, is a Chinese state-owned manufacturer and supplier of video surveillance equipment for civilian and military purposes, headquartered in Hangzhou, Zhejiang. Due to its alleged involvement in mass surveillance of Uyghurs, the Xinjiang internment camps, and national security concerns, the company has been placed under sanctions from the U.S. and European governments. Wikipedia