1999.9----Company restructured, “Qingzhou Sanhe Temperature Controlled Equipment Factory” was renamed as the joint-equity enterprise “Qingzhou Sanhe Machinery Co.,Ltd.”
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.