where is the above mentioned city in germany located?
It is located in the southern part of the Rhine-Main-Area (Frankfurt Metropolitan Region).
Darmstadt
Darmstadt (, , , ) is a city in the state of Hesse in Germany, located in the southern part of the Rhine-Main-Area (Frankfurt Metropolitan Region). 
what is unionskirche, idstein? It is the active Protestant parish church of Idstein. where is the latter mentioned place? It is a town in the Rheingau-Taunus-Kreis of Darmstadt in Hesse, Germany. what are some established businesses here? RS systeme GmbH, Motorola GmbH, Jack Wolfskin, DG-Verlag (distribution and logistics), and a few others. what is the corporate responsibility followed by the third mentioned business? It has been a member of the Fair Wear Foundation, that helps improve workplace conditions in the garment and textile industry. what did the aforementioned foundation do to create change? It encourages change by conducting brand performance checks, audits, training, and by operating complaints helplines in 11 countries. what are the countries it does its production from? Bangladesh, Bulgaria, China, India, Indonesia, and 6 other countries. what are the its garment brands? It as over 80 member companies representing over 130 garment brands from 10 European countries. what is the history of this foundation? In the period 1999–2002, Fair Wear carried out pilot projects on the implementation of the Code of Labour Practices with four Dutch companies. what criticism did it face? Factories associated with them have been exposed as relying on exploitative labour centres that grossly violate these standards.
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Darmstadt [SEP] Introduction
Darmstadt (, , , ) is a city in the state of Hesse in Germany, located in the southern part of the Rhine-Main-Area (Frankfurt Metropolitan Region). Darmstadt had a population of around 157,437 at the end of 2016. The Darmstadt Larger Urban Zone has 430,993 inhabitants. Darmstadt holds the official title "City of Science" () as it is a major centre of scientific institutions, universities, and high-technology companies. The European Organisation for the Exploitation of Meteorological Satellites (EUMETSAT) and the European Space Operations Centre (ESOC) are located in Darmstadt, as well as GSI Centre for Heavy Ion Research, where several chemical elements such as bohrium (1981), meitnerium (1982), hassium (1984), darmstadtium (1994), roentgenium (1994), and copernicium (1996) were discovered.