緊湊型熱量表  製造商、經銷商、供應商

Gengenbach公司已成功地活躍在能源計費領域超過40年。
我們是獨立的，為所有的物業經理，業主，業主或開發商，規劃辦公室，供暖和安裝公司提供我們的服務。
總部位於上巴伐利亞州的Farchant（靠近Garmisch-Partenkirchen）。

Techem is a leading global energy service provider for the real estate sector and private homeowners. We promote greater awareness of energy and water consumption in more than 20 countries.
Techem has around 3,000 employees at 100 locations in Germany and in foreign subsidiaries and partner companies worldwide

Founded in 2011, Joy Technology Co., Ltd (Joy) provides integrated energy management solutions of "SaaS cloud platform + IoT gateway + IoT terminal" for smart water, smart heating, smart apartments, smart park and other fields, and is committed to helping people better use energy and better protect our blue planet.
Joy has professional R&D capabilities. The current product system includes: system software that supports millions of terminals online at the same time; reliable communication base stations; accurate metering and multi-category IoT terminals (smart water meters, electricity meters, heat meters) that support multiple communications. Comprehensive energy metering solutions have been applied to utilities, apartment hotels, commercial complexes, industrial buildings, schools and other fields in more than 30 countries and regions.
Joy has core independent intellectual property rights, including 3 Chinese invention patents, 1 American invention patent, 1 German patent, 24 utility model patents, and 21 software copyrights. Meanwhile, Joy has obtian MID B+D certificate, CE certificate, RoHS certificate, KEMA etc for related products.
Joy provides energy metering and IoT solutions for smart water, smart heating, smart apartments, smart park etc., while also providing high-quality, low-cost, and efficient OBM/OEM/ODM services for craft brother.