Shenzhen Brown Technology Co., Ltd., founded on March 27, 2012, is located at 4A, Building B, Phase I, Mingyuan, Zhuoyue Queens Road, Longtang Community, Minzhi Street, Longhua District, Shenzhen. The business scope includes general business items: R&D and sales of communication products, instruments and consumables; Domestic trade; Operating import and export business (the above does not include the items that need to be pre approved and prohibited according to laws, administrative regulations and decisions of the State Council); Sales of Class II medical devices.