Changsha Luosen Automation Technology Co., Ltd.

Changsha Luosen Automation Technology Co., Ltd., established in 2015 and headquartered in Changsha, China, is a technical enterprise specializing in the R&D, production, and distribution of industrial automation sensing technology. Operating under the brand name Promesstec, the company integrates German core transducer technology with localized manufacturing to serve a diverse range of industries, including plastics, petrochemicals, water treatment, aerospace, and food packaging. The company maintains a workforce of 51 to 100 employees and operates a factory facility of up to 3,000 square meters with multiple production lines, supporting its roles as both a manufacturer and a trading company.