More Chengzhi Co. Ltd. news Chengzhi Co. Ltd.SZSE: 000990 Chengzhi's Board Elects Chairman Jun 30, 2026 at 6:34 AM EDT · Issued by Chengzhi Co. Ltd. On 6ix: 6ix.com/news/chengzhis-board-elects-chairmanChengzhi Co Ltd SZSE:000990:SAYS BOARD ELECTED ZHANG DONGGUO AS CHAIRMAN Chengzhi Co. Ltd. on 6ix Earlier from ChengzhiChengzhi's Unit To Invest In Chemical, Optical Materials ProjectsApr 15All Chengzhi news releases↗Follow Chengzhi into a list and get an email when it puts out news.Follow Chengzhi