Manufacturing, sales, and export of brushes and brushes; Processing and sales of bristle products, brush handles. (For projects that require approval according to law, business activities can only be carried out with the approval of relevant departments) General projects: Import and export of goods; Technology import and export; Import and export agency; Manufacturing of metal wire ropes and their products; Sales of metal wire ropes and their products; Manufacturing of plastic products; Sales of plastic products; Manufacturing of daily miscellaneous goods; Sales of daily miscellaneous goods (except for projects that require approval according to law, business activities shall be carried out independently based on the business license)