Four Japanese Chemical Giants to Collaborate on Supply Chain for Clean Ammonia Jan. 5, 2022 Ube Industries Ltd. (TYO:4208), Sumitomo Chemical Co. Ltd. (TYO:4005), Mitsui Chemicals Inc. (TYO:4183) and Mitsubishi Gas Chemical Co. Inc. (TYO:4182)…... Please subscribe to read the full story. Subscribe Free Trial