Research and development, consulting and promotion services, production and sales of biomass fibers and their products; development, consulting and promotion services, production and sales of non-woven fabrics, textiles, fabrics and clothing; research and development, consulting and promotion services, production and sales of polylactic acid environmentally friendly products and degradable plastic products; sales of daily necessities, office supplies, electronic products, small household appliances, health products (excluding health foods), handicrafts (excluding ivory and ivory products); exhibition and display services.