September 2010 Tianneng’s used lead-acid battery recycling project is included within the “Revival and Technology Reform Investment Scheme for National Major Industries” by the National Development and Reform Commission and Ministry of Industry and Information Technology under the State Council. This qualifies the project for a subsidy of 5.6 million.
July 2011 The construction of all plants in Tianneng’s recycling economic and industrial zone is expected to be completed.
June 2012 Full trial operation
January 2014 Tianneng's Recycling Economic and Industrial Zone is selected as State Technology Supporting Plan
December 2015 Tianneng Eastern China Recycling Base started production
2015 Tianneng Northern China Recycling Base started trial production