Zest4 is an experienced multi-network IoT & M2M managed connectivity service provider in the UK with years of experience in the IoT, Mobile Voice and Data markets. We have vast experience across a diverse set of applications covering the full spectrum of IoT use cases.We offer access to a complete range of tariffs from many global mobile network providers, as well as numerous roaming solutions and international capabilities.

展湾科技成立于2014年，专注于为制造业提供人工智能工业互联网平台产品和服务。公司自主研发的人工智能工业互联网平台——展湾智慧通®能够快速响应制造业对产品质量预测（PDQ）和设备效率（OEE）提升的要求，为工程机械、汽车零部件、汽车整车制造等行业用户提供高速设备接入、数据采集分析、智能场景化应用全流程应用和服务，帮助制造业实现数化升级，为制造业进一步提升核心竞争力赋能。