Yicai Global: Chinese silicon giant Tongwei will build $884 million high-purity polysilicon plant in southwestern China’s Sichuan Province Leading Chinese silicon producer Tongwei Group (通威集团) said it will invest RMB6 billion ($884 million) to build a high-purity polysilicon plant 2w 02-09 21:31 READ MOST 北京多所高校禁用罗马仕充电宝 公司致歉：若有缺陷将依法担责 1.2w 06-15 13:15 POPULAR TAGS 罗马仕 安全 充电宝
