ผู้ใช้:Alexpisan
หน้าตา
Dr.Pisan Sahawatthanachai ดร.พิศาล สหวัฒนชัย Ph.D. Doctor of philosophy,
Master in Management Mahidol University
Leather Technology British school of Leather Technology BSLT, England Northampton University.
City and Guilds crafts Manufacturer Operations
Chemical engineering
Project management Simon Fraser university,BC. Canada