20 April CASTEL AT CRH2019 IN SHANGAI 20 April 201928 July 2021adminExibitions, News CASTEL AT CRH2019 IN SHANGAI Castel participated in the CRH in Shanghai, one of the world’s leading refrigeration, air conditioning, heating and ventilation, frozen food processing, packaging and storage fairs, which took place from 9 to 11 April!