On February 28, Tangshan Sunfar Silicon Industry Group said to build 500t/a electronic grade silicon tetrachloride (STC) project and expand the existing 500t/a dichlordihydrosilicate (DCDHS) plant, via its subsidiary Tangshan Sunfar Electronic Silicone Materials Co., Ltd., with a total investment of RMB 234.7 million. The company is aiming at enriching the varieties of electronic grade products and raising their market occupancy, as well as expanding electronic gas filling and discharging packages to meet the customer's delivery requirements.