•2000.2----According to market demands, the first “Swung Drop Hammer Exhaust Fan” had been developed successfully, then mass production and input market.
•2000.6----The first “Energy-efficient, three-pass heating machine” in temperature controlling industry had been developed and started mass production.
•2002.9----Successful production of environmental coloured cooling pad: Green colour, Black coated colour（ washable cooling pad）.
•2003.5----Industry production standard of “Poultry house fan, Negative pressure exhaust fan” had been drafted, formulated and adopted in our company.
•2004.3----Crowned with “China’s Top Ten Best Brand” by Chinese Market Brand Management Committee.
•2005.4----Company was approved of the right of imports and exports.
•2006.3----Ministry of Foreign Trade had been established.
•2006.7----Products had been exported to Bangladesh, the Dominican Republic, Korea, Pakistan and other countries, established normal trade relations with many countries.
•2007.1----Products passed the CE certification , and exported to the United States ,Italy, Canada, France and other EU countries.
•2007.6----Sanhe Company moved to the Economic Development Zone and held a grand celebration.
•2008.2---Company executed strict international quality standards, passed the ISO9001:2008 international quality management system certification.
•2008.5---In order to improve quality and output, we introduced the advanced exhaust fan production line.
•2008.8-2009.6---------The company had attended the exhibitions in Thailand, Brazil, Germany, Russia, the Netherlands ,India and other countries.
•2010.3----In order to meet the increasing market demands, Sanhe company had put large investment in introducing advanced CNC equipments and set up subcompany. Successfully produced qualified products , achieve a qualitative leap both in quality and quantity.
•2013.8----To Pursuit Better and Faster Development, Company successfully make another investment and change name into SHANDONG YUYUN SANHE MACHINERY CO., LTD.