Online sales: edible agricultural products, Wholesale and Retail: Pre-packaged food and bulk food、 feed additives、 Petroleum products、 Biomass dense pellet fuel、 fuel oil( Heavy fuel oil only、 residual oil)( The above items are dangerous goods、 Precursor chemicals、 Except for the monitoring of chemicals and other licensed operations, According to the Food and Drug Administration、 Fire Department issued license to carry out business activities), Agricultural information technology development、 Technical Services, Agricultural Internet of Things Technology Services( Public Internet access not included), Self-operated and agency import and export of the above goods and technologies( State Law、 Except for items prohibited by regulations, State Law、 Projects restricted by regulations can only be operated after obtaining a license, And engage in business activities in accordance with the license issued by the Entry-Exit Inspection and Quarantine Bureau)。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)