** Shares in EMS Chemie EMSN.S fall around 4% after Berenberg downgraded the Swiss speciality nylon manufacturer to "sell" from "hold"
** The broker sees a risk of a guidance cut during H1 results due to slowing business momentum driven mainly by capacity closures at key German automotive suppliers
** At the same time EMS faces intensified pricing pressure from Chinese competitors with whom it is competing for market share in the Asian market, the broker adds
** Berenberg notes that Chinese competitors offer low-cost alternatives to the high-end European speciality plastics and are well integrated into Chinese electric vehicle supply chains
** EMS is the top faller of the Swiss mid-cap index .SMIM
(Reporting by Simon Ferdinand Eibach)
((Simonferdinand.eibach@thomsonreuters.com))