Shijiazhuang Chengzhi Yonghua Display Materials Acquires 151 LCD Patents from Japan's DIC Corporation on December 19, 2024 BOE CSOT DIC Corporation display +1 HKC LCD patent Shijiazhuang Chengzhi Yonghua Display Materials BOE CSOT DIC Corporation display HKC LCD patent Shijiazhuang Chengzhi Yonghua Display Materials