December 10, 2020 Mitsubishi Chemical to Integrate Subsidiaries in US, UK, and Germany Mitsubishi Chemical Corporation In accordance with priority management measures set out in the Mitsubishi Chemical Holdings Group’s medium-term management plan, Mitsubishi Chemical Corporation (MCC; Head office: Chiyoda-ku, Tokyo; President: Masayuki Waga) will integrate subsidiaries at the national level in three countries: the US, UK, and Germany. By sharing and integrating expertise and resources, this integration will enhance cooperation and further strengthen overall business capabilities in each of these three countries. MCC will also strive to reinforce speedy customer responsiveness firmly based in these countries and provide solutions to social issues particular to each country. Details are set out below. US Nine subsidiaries in the US will be integrated on April 1, 2021. Companies to be integrated Please refer to the attachment. Profile of new integrated company Company name: Mitsubishi Chemical America, Inc. Address: 9115 Harris Corners Parkway, Suite 300, Charlotte, NC 28269, US Capital: US$ 850 thousand (plan) Businesses: • Regional management in the Americas • Import and sales of MCC Group’s products • Manufacturing and sales of industrial chemicals and materials, petrochemicals, and plastics • Precision cleaning of semiconductor equipment parts UK Five subsidiaries in the UK will be integrated by April 1, 2021. Companies to be integrated Please refer to the attachment. Profile of new integrated company Company name: Mitsubishi Chemical UK Limited Address: Cassel Works, New Road, Billingham, Cleveland, TS23 1LE, UK Capital €37 million (plan) Businesses: Manufacturing and sales of MMA and other methacrylates, ethylene vinyl alcohol copolymer (EVOH), speciality polymers and resins, and electrolytes for lithium-ion batteries Germany Five subsidiaries in Germany will be integrated on April 1, 2021. Companies to be integrated Please refer to the attachment. Profile of new integrated company Company name: Mitsubishi Chemical Europe GmbH Address: Willstaetter Strasse 30, 40549 Duesseldorf, Germany Capital: €1,284 thousand (plan) Businesses: • Regional management in the EMEA region • Import and sales of MCC Group’s products • Manufacturing and sales of carbon fiber and composite materials, performance polymers, and engineering plastics, etc. • Precision cleaning of semiconductor equipment parts For further information, please contact: Public Relations and Investor Relations Office Mitsubishi Chemical Holdings Corporation Tel: [+81] (0)3-6748-7140 Attachment Companies to be integrated (as of December 2020) US Lucite International Inc. 6070 Poplar Avenue, Suite 600, Memphis, TN 38119 Mitsubishi Chemical Performance Polymers, Inc. 2001 Hood Road, Greer, SC 29650 Dianal America, Inc. 9675 Bayport Boulevard, Pasadena, TX 77507 Mitsubishi Chemical Imaging Corporation 655 N Central Avenue, Suite 1550, Glendale, CA 91203 Cleanpart USA, Inc. 631 International Parkway, Suite 200, Richardson, TX 75081 Mitsubishi Polyester Film, Inc. 2001 Hood Road, Greer, SC 29652 Mitsubishi Chemical Composites America, Inc. 401 Volvo Parkway, Chesapeake, VA 23320 MC Ionic Solutions US, Inc. 2665 Fite Road, Suite 101, Memphis, TN 38127 Mitsubishi Chemical America, Inc. 655 Third Avenue, 15th Floor, New York, NY 10017 New address effective April 2021: 9115 Harris Corners Parkway, Suite 300, Charlotte, NC 28269 UK Mitsubishi Chemical UK Ltd. Cassel Works, New Road, Billingham, Cleveland, TS23 1LE Lucite International Trading Ltd. Cassel Works, New Road, Billingham, Cleveland, TS23 1LE Lucite International Specialty Polymers & Resins Ltd. Cassel Works, New Road, Billingham, Cleveland, TS23 1LE Nippon Gohsei UK Ltd. Soarnol House, Saltend, Hull, HU12 8DS MC Ionic Solutions UK Ltd. Cassel Works, New Road, Billingham, Cleveland, TS23 1LE Germany Mitsubishi Chemical Carbon Fiber and Composites GmbH Willstaetter Strasse 30, 40549 Duesseldorf Mitsubishi Chemical Europe GmbH Willstaetter Strasse 30, 40549 Duesseldorf cleanpart Group GmbH Siemens Strasse 1, 71679 Asperg Cleanpart GmbH Siemens Strasse 1, 71679 Asperg MCPP Europe GmbH Merowingerplatz 1a, 40225 Duesseldorf .