[Hong Kong Storage Concept Stocks Continue Decline, 2x Long Hynix ETF Drops Over 25%] Odaily Planet Daily News: According to Gate data, Hong Kong storage concept stocks extended yesterday's decline, with Southern 2x Long Hynix (07709.HK) dropping over 25% again. Additionally, Southern 2x Long Samsung Electronics (07747.HK) fell over 16.6%, while Montage Technology (06809.HK) and GigaDevice Semiconductor (03986.HK) both dropped over 10.5% again.