Global Professional Trading Co., Ltd. is located in Bangkok of Thailand which is the one of professional in trading of heavy industry material, construction & agriculture machinery and agriculture products. Our partners are located in United State, Europe, Japan and China which can supply the high quality of product with the competitive prices. Our products are mainly in all kind of ingot for heavy industry such as aluminum, copper and steel ingots and also new or used construction and agriculture machinery. Regarding to our experience and stronger partners , we can surely offer you the best products with the best prices. we are welcome for your contact.