WorkVenture gives you an inside look at what it's like to work at Siam Classic Materails (Thailand) Co., Ltd., office & team photos, reviews and more. This is the Siam Classic Materails (Thailand) Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Siam Classic Materails (Thailand) Co., Ltd..Apply to Masstec LinkApply to customicsApply to Counter serviceApply to WV