On the eve of 2010 Shanghai World Expo, Kelas discussed << The instructions about Kelas AdBlue>> with leaders and experts of Shanghai Bus and Shanghai Pudong Bus.

In March 2011, Foton Aunman hold a product launch about post vehicles under National IV Emission Standard. Meanwhile, as a supplier Kelas made a report about << The instructions about AdBlue>>

In July 27, 2013,Kelas was invited to attend the new products exchange meet- ing of Shanxi Auto Center libraries, Service stations and Distributors .