Trading in silk products. Strawberry breeding, silkworm rearing, silkworm rearing. Production of mulberry varieties, silkworm varieties. Silk thread, spinning yarn, silk weaving. Apparel and printing of dyed garments. Production and supply of machinery, equipment and spare parts for the silk industry. Investment consultancy and development of silkworm silk. Research into technology and development of silkworm silkworm. Training of technical workers for silkworm silk industry.