德国米诺测量仪表有限公司1945年成立，总部位于德国斯图加特市。德国真兰国际有限公司1903年成立，总部位于德国萨尔布吕肯。2005年，德国米诺集团收购德国百年企业真兰，实现米诺-真兰两家公司的集团化。德国米诺-真兰集团拥有100多年的能源计量仪表研发制造经验，能源计费抄表服务也已经建立60多年。
目前，米诺-真兰集团在全球拥有31家分公司和100多家服务机构，是全球四大仪表制造商和欧洲三大能源服务公司之一。在中国拥有三家独资公司和一家合资公司，三家独资公司分别为米诺国际能源服务（北京）有限公司、真诺测量仪表（上海）有限公司、福州真兰水表有限公司，合资公司为上海真兰仪表科技股份有限公司，米诺-真兰集团在华投资逾千万欧元，在华员工约1000名。
米诺-真兰集团以“一切皆可计量”为发展战略，以“细节铸就完美”为设计理念，带着享誉世界的德国仪表先进的制造工艺，继续专注于表计研发和能源计量服务。现在，德国米诺-真兰集团在华拥有一支业务能力过硬的技术研发、市场营销和能源服务团队。
Minol Messtechnik W. Lehmann GmbH & Co. KG was founded in 1945, headquartered in Stuttgart, Germany. ZENNER International GmbH & Co. KG was established in Saarbruchen, Germany in 1903. In 2005, Minol took over century-old enterprise Zenner to realize the group operation. Minol-Zenner Group has more than 100 years of R&D and manufacturing experiences of energy measurement meters, and energy reading and billing system has been established for more than 60 years.
At present, Minol-Zenner Group has 31 branch companies and more than 100 service providers around the world, which is the fourth largest manufacturer of measurement instruments in the world and one of the three leading energy service companies in Europe. In China, Minol-Zenner Group has three branch companies and one joint venture company. Three branch companies are Minol International Energy Services (Beijing) Co., Ltd, ZENNER Meters (Shanghai) Ltd., Fuzhou ZENNER Water Meters Co., Ltd.. One joint venture company is ZENNER Metering Technology (Shanghai) Ltd.. Minol-Zenner Group has invested more than 10 million EUR in China so far and has nearly 1000 Chinese employees.
Minol-Zenner Group takes "All That Counts" as development strategy, and "Details Make Perfect" as design idea. With the world-famous advanced instrument manufacturing technology from Germany, Minol-Zenner Group continues to focus on R&D and energy services of meters. By now, we have a strong and experienced business team on technical R&D, marketing and energy services in China.