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  On 08, 2003: Hunan Changhe Machinery Co.,Ltd was established.

  On Nov 22, 2003: Changhe became a member of Chinese Pile Driving Machinery Association

  On Sep 16, 2004: Changhe was awarded a high-tech enterprise by Hunan Province.

  On Nov 01, 2005: Changhe was rated as the Recognized Top Ten Brands in pile driving machinery products market.

  On Nov 01, 2005: Changhe was rated as Demonstration Enterprise for the quality management and credit service by the Chinese Market Brand Strategy Management Association.

  On Dec 26, 2005: Changhe passed the certification  of ISO9001: 2000 quality management system.

  On Jan 16, 2006: Changhe was successfully approved by Vietnam to establish the Vietnam offices.

  On Mar 8, 2006: Changhe signed the contract buying 33333 square meters of land for building manufactory with Changsha Xiaduopu machinery industrial Park.

  On Mar 18, 2006: Changhe was rated as AAA grade credit enterprise.

  On Jun 6, 2006:  Changhe machinery manufactory (first-stage) was started.

  ON Nov 20, 2006: Changhe obtained the funding support of the National Key New Product Fund from the National Science and Technology Ministry of China for ZYB series hydraulic static pile pressing driver.

  On Oct 26, 2007: Changhe obtained the funding support of the innovation fund from the National Science and Technology Ministry of China for ZYB series hydraulic static pile driver”.

  On Nov 08, 2007: Changhe machinery manufactory (first-stage) started pilot production.

  On Jan 21, 2008: Changhe machinery pilot production (first-stage) was formally put into production and held celebration.

  On Jan 21, 2008: Changhe was awarded a high-tech enterprise in Hunan Province by 4 national ministries of China.

  On Mar 5, 2009: New high-tech product -- Drill and Rock Drilling Rig were delivered to users.

  On Jun 10, 2009: Patented technology product--the first domestic hydraulic pile hammer in China that fill the domestic vacancy was produced in Changhe and successfully tested and delivered to the user.

  On Jul 6, 2010: Hunan Changhe Machinery Import and Export Co., Ltd was established.

  On Oct 16, 2010: Patented technology product--the first domestic large diameter (1-1.5m) rock-penetrating rotary head long screw drilling rig was produced in Changhe, successfully tested and delivered to the user.

  On Nov 12, 2010: Changhe obtained the research funding support of key scientific and technological project of Changsha Municipal Science and Technology Bureau for the automatic leveling system of hydraulic static pile pressing driver.

  On Dec 26, 2010: Changhe obtained research funding support of the major project in science and technology industrialization in Hunan Province for hydraulic pile hammer and became the science and technology industrialization base in Hunan Province.

  On Feb 28, 2011: Changhe achieved the award of the  2010 annual Advanced Enterprise for Developing Local Supporting Enterprise of Changsha City.

  On Apr 5, 2011: Changhe achieved the award of the 2010 Annual Ten Fast Development Enterprise of Ningxiang county government.

  On Jul 16, 2011: Changhe's technology center was upgraded to the Technology Center of Changsha City.

  On Aug 19, 2011: Changhe obtained the research funding support of the key science and technology project of Changsha city for the large diameter rock-penetrating rotary head long screw drilling rig .

  On Dec 20, 2012: Changhe passed the review of high-tech enterprise in Hunan Province by 4 national ministries of China.

  On Dec 26, 2012: the Indonesian office of Changhe was established.

  On Jan 26, 2012: Changhe obtained the funding support of Technical Innovation Project from Changsha municipal government.

  On Mar 24, 2012: Changhe achieved the award of Advanced Enterprise for Developing Local Supporting Enterprises.

  On Mar 24, 2012:Changhe achieved the award of Enterprise Technology Center of Changsha City.

  On Apr 22, 2012: Changhe achieved the award of management upgrade of Ningxiang County.

  On Apr 22, 2012:Changhe achieved the award of technology platform of Ningxiang County.

  On Apr 22, 2012: Changhe achieved the award of Advanced Enterprise for Developing Local Supporting Enterprises.

  On Apr 28, 2012: Changhe became the star of the industry in Changsha City.

  On May 6,2012: Changhe became graduate training and innovating base of Central South University.

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Address:Hunan Changsha Ningxiang Xiaduopu Machinery Industrial Park.Post:410604. Email: sales@changhemachine.com.cn
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