200 1 10 The first evaporative condenser was successfully trial-produced.
In March 2003, our company passed the ISO900 1 quality certification system.
In July 2005, the first methanol compound evaporative heat exchanger was successfully trial-produced.
In March, 2008, the first set of composite evaporative heat exchange equipment was applied in large-scale petrochemical field (Qilu Petrochemical Company).
In August 2008, the project of "Compound (Variable Frequency) Evaporative Cooler (Condenser)" passed the appraisal of Henan Science and Technology Department.
June 2008 +065438+2008 10, our company was named "Top Chemical Fertilizer Equipment Manufacturers in China in 2008 100".
From June 2008 to February 2008, our company passed the national high-tech enterprise certification.
In May 2009, our company was rated as "High-growth Private Enterprise" by Henan Provincial Party Committee and Provincial Government.
In August 2009, "evaporative cooler (condenser) technology" was awarded as a supporting technology for the revitalization of nitrogen fertilizer industry.
In September 2009, Luoyang Refrigeration and Heat Exchange Engineering Technology Research Center was established.
From June 5438 to February 2009, the project of "Compound (Variable Frequency) Evaporative Cooler (Condenser)" won the third prize of scientific and technological progress in Henan Province.
From June 5438 to February 2009, our company completed the share reform and held the founding meeting of Luoyang Longhua Heat Transfer Technology Co., Ltd., which was formally established.
20 10 in March, "LH evaporative cooler (condenser) technology" was recognized as 17 cleaner production technology in key industries such as PVC by the Ministry of Industry and Information Technology.
20 10 in may, the project "BLT series energy-saving composite closed cooling tower" passed the appraisal of Henan science and technology department.
20 10 September, Longhua brand evaporative cooler (condenser) was rated as "Henan famous brand product".
20 10- 10 "Henan industrial heat transfer and energy-saving equipment engineering technology research center" was established.
20 10 12. Our company's "Longhua" trademark won the title of "Famous Trademark in Henan Province".
20 1 1 in may, our company won the title of "grade a quality credit enterprise in Henan province in 20 10".
On June 20 1 1, our company was awarded "Green Enterprise in Henan Province".
On September 20 1 1, our company was successfully listed on the Growth Enterprise Market of Shenzhen Stock Exchange.
20111654381October, our company was awarded the "National Scientific Research Achievement Award for Energy Saving and Green Industry" by China Mechanical Engineering Society.
20 12 March, "Ganna Longhua Heat Transfer Technology (Beijing) Co., Ltd." was officially announced in Beijing.
On April 20 12, our company obtained the product safety registration certificate of air-cooled heat exchanger.
On July 20 12, our company was certified by GOST and RTN in Russia.
20 12 August, our company's high-efficiency compound evaporative cooler (condenser) technology was selected into the provincial "Twelfth Five-Year Plan" key technology promotion catalogue (the first batch).
On August 20 12, our company's technology center was recognized as a provincial enterprise technology center.
August 20 12, our company's "high-efficiency compound air-cooled condenser" project successfully passed the appraisal of scientific and technological achievements in Henan province.
August 20 12, our company's high-efficiency compound evaporative cooler (condenser) technology was rated as "key supporting technology for environmental protection and cleaner production in petroleum and chemical industries".
20 12 September, our company successfully passed ISO900 1:2008, ISO 1400 1:2004, GB/t28001:201/.
2065438+In September 2002, our company held Chongqing Tianke Petrochemical Machinery and Equipment Co., Ltd. ..
On 20 12 10, our company successfully passed the american society of mechanical engineers (ASME) forensics examination and was awarded the ASME U certificate.
20 12, 1 1 year 10, the project of "research and industrialization of composite air-cooled condenser" of our company successfully passed the acceptance of Henan Science and Technology Department.
20 12 12. our company's "high-efficiency compound evaporative cooler (condenser) technology" was selected into the national key energy-saving technology promotion catalogue (the fifth batch).
20 12 12. Our company's "Longhua" trademark was recognized as a well-known trademark in China by the State Administration for Industry and Commerce.
On October 20/31month, our company's "BLT series energy-saving composite closed cooling tower" project won the third prize of scientific and technological progress in Henan Province.
On April 20 13, our company signed a strategic cooperation framework agreement with China Petrochemical Luoyang Engineering Co., Ltd. On April 20 13, our company was officially renamed as "Luoyang Longhua Heat Transfer and Energy Saving Co., Ltd.".