-Vertical dryer save investment -Compact structure -Suitable for:briquette,mineral powder pelletizing -Advanced dedusting Gongyi Guoxin Machinery Factory is a manufacturer and exporter of mining machinery, metallurgical equipment and organic fertilizer equipment in China. Our main products are vertical dryer,rotary drum dryer, briquetting machine, curhser, etc. All of them are ISO9001:2000 and CE ...