Recently, it is reported from Luzhou development and reform commission) that the design review of Zilu introducing to Luzhou line’s change toⅠclass was held in Beijing during October 11-12. CREC gave a specific report on the change of design scope and contents and the participating experts come up with their opinions on line and station respectively, request design unit to improve and modify the report as soon as possible. It is expected to submitted to the examination and approval in November.