Summary Resource Co., Ltd, is not only a manufacturer, but also a trader with dual identity--buyer and seller. With headquarter in Hong Kong, first, we are the world largest purchasing centre regularly in need of Petroleum chemicals, mineral ore, industrial chemicals, etc … If you are real manufacturers and suppliers for such material, please do not hesitate to contact with us, of course, some time, we also will buy steel products, non-ferrous products, …. We will lunch our demands into our web...