DR3 
LAMOST data products of the first three quarters (Alpha Q1,Alpha Q2,Alpha Q3) of DR3 have been published online .  You can log in the website http://dr3.lamost.org/search to retrive and download data, and the web site http://dr3.lamost.org/catalogue to download three catalogs which are in two formats of .FITS and .CSV.
   If you have any problem when using our website and data products, please do not hesitate to contact with support@lamost.org.
   
 
 
DR2
The second year data of the LAMOST Survey have been already released on http://dr2.lamost.org/, and totally released 4,136,482 
spectra this time, which include 3,784,461 stars, 37,206 galaxies, 8,630 QSOs, and 306,185 unknowns. We also provide four catalogs to download, which are the General Catalog, the A, F, G and K type stars catalog, the A type stars catalog, the M dwarfs catalog, and the observed plate information catalog respectively.  Besides, if you want to obtain parameters of your objects, you can search them 
using the "search" page below the "Data Access" menu which need positions or other information, or using the "SQL" page that need you use the SQL language. If you login the website http://dr2.lamost.org/ for the first time, you should firstly read the "Login Guide" page of "Help" menu to learn how to register and login this website. Finally, you should note that the LAMOST DR2 data is now just opened to chinese astronomers and international collaborators, and you should use them  under the LAMOST data policy.