Name: Mr. Yodchai Kongkunt (Coach Ball)
* “Power Speed Agility” by Kasetsart University
* “ICSC” by Sport Authority of Thailand 
* ITF Level 2 Certified 
* ITF Level 1 Certified 
* Attended ITF International Coaches Workshop (Asian) .
* Participated Australian Open Asia/Pacific Training Camp. 
* SAT Work Shop of “BODY COMPOSITION OF THE ATHLETE” 
By Prof. Kaoru Kitakawa
* Coaching Tennis by CHUCK KRISES Certifies 
* Many tennis clinics with top Thailand tennis player: Danai Udomchoke, Thamarine Thanasukarn, Sonchat-Sanchai Ratiwatra.
Career As A Pro:
* Double Finalist Youth National 
* 3 silver, 2 bronze in University Games
– Coach 14 & Under National Team 2010
– Coach Lawn Tennis Association of Thailand
– Coach Super Sport Heroes by SAT
– Coach Laos National Tennis Team (October2009 – November 2009) for Seagames 25th * Director of T.S.R. Tennis Academy [5 outdoor hard court]. Have adult and junior for individual and group programs, tournament, etc.
– Coach of Kasetsart University tennis team.
* 2001-02: Coach of Pyramid Tennis Academy.
* 1997-98: Product Supervisor Wilson Sporting Goods Thailand co.th.