Hermann Otto GmbH
OTTO looks back on a company history lasting more than 135 years: Hermann OTTO GmbH was founded in 1881 in Berlin as a putty-manufacturing factory. Over the past 135 years it has developed into a specialized producer of sealants and adhesives with an
Introduction
OTTO looks back on a company history lasting more than 135 years: Hermann OTTO GmbH was founded in 1881 in Berlin as a putty-manufacturing factory. Over the past 135 years it has developed into a specialized producer of sealants and adhesives with an...

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HyDepot GmbH researches and develops large-scale stationary and mobile hydrogen storage systems based on an innovative and patented technology.Ekson Chemical is a production-oriented enterprise specializing in the production, sales, and technological research and development of fluorinated compounds and their related products. Our main products are: R113a, R134a,R142b,R152a,R245fa。