Apsona Shopadmin importing more then 1 language

hello,

i am using opencart 1.4.9.1 with the apsona shopadmin, when i try to import more then 1 language, it keeps on messing up my categorie tree, is there a proper guide on how to import more then 1 language to opencart. i have to import 7500 products, i have the csv. for both languages ready but i have trouble importing them to opencart, how you guys wouid solve it.

please, let me know

regards