Kotchakorn Kiatrueangwattana (Tle)
​Sales Engineer 
Tel: (+66) 900944949
Email: kotchakorn@gravitymech.com
3/59 , Soi Lat Phrao 31, Lat Phrao Road,Chandrakasem Chatuchak, Bangkok 10900
HTTPS://WWW.FACEBOOK.COM/GRAVITYMECH/