Located in Sanmenxia City, Henan Province, having the certificates of designing and manufacturing the first, second and third grade pressure vessels, Sanmenxia Best Drying Engineering Limited Company is a large second grade enterprise in China. The company passed the ISO9001 Quality System Certification in 1997. The company covers an area of 545,400 Square Meters, among which the production area is about 405,000 square meters. There are 800 workers and staffs, among which 200 are engineering and technical personnel. There are 720 sets of fabricating machinery, and among which 370 sets are used to fabricate......