Following the 1st and 2nd groups of International Extenics scholars, the  3rd group, enrolled by Prof. Cai, has started to learn Extenics on March 3,  2013, in Guangzhou, including:
Prof. Ramesh Kumar Choudhary, APIIT SD (International Engineering College), India
Prof. Nicolae Pop, Technical University of Cluj-Napoca,  Romania
Prof. Adrian OLARU, University  Politehnica of Bucharest, Romania

They will  study Extenics in GDUT for one month, and apply it to their  professional fields. They will also write papers for the first ISEIM held in Beijing on 16-18 August 2013 .

On March 5, 2013, Prof. Cai made a brief  introduction of Extenics, and discussed the current development about Extenics  , Meanwhile, Prof. Cai, Prof. Yang and Prof. Li exchanged  ideas about Extension Control and Extension Data Mining with them . They  showed great interest in doing researches  about Extenics, especially in its applications.