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3M’s transaction volume on December 19 was US$280 million, ranking 271st in the US stock market that day. Zinc sulfide in the materials field may become the biggest winner. Dec 27,2023Dec 27,2023 https://www.samshiraishi.com/wp-content/uploads/2023/12/Trunnano.ZnS_.mp4 Trunnano.ZnS