General Projects: Building materials sales, Import and export of goods, Technology import and export, Import and export agent, Domestic trade agent, Trade Brokerage, Small-scale trade operations with Taiwan, Offshore trading operations, Sales Agent, Internet sales( Except for the sale of goods that require a license), Lightweight building material manufacturing, Lightweight building materials sales, Sales of building waterproofing membrane products, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Digital content production services( Excluding publishing and distribution), Information technology consulting services。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)