The annual production capacity rough 8 million TBR and 20 million PCR tires.
2018
On July 6,2018,Doublestar has formally become a controlling shareholder of KUMHO TIRE.
2017
The Doublestar Global Technology & Demand Innovation Center were completed.
2016
“Industry 4.0 Intelligent Factory” started production .
2014
Foundation ceremony of Doublestar “Industry 4.0” Intelligent Factory.
2013
Ranking at top 40 of the world tire industry with the annual production capacity of PCR of 10million sets.
2010
PCR plant went into successfully. Production capacity of TBR tires achieves 3,000,000 sets/year . National tires tech & project research center was built in our company.
2009
Completed the TBR scale- up and 2nd OTR project ,Being certified for ISO/TS1649
2007
Started the PCR project
2005
Stared the OTR project
2004
Ranking at top 50 among Shangdong province with the award Famous Mark
2002
Started TBR project & factory construction
2001
Set up the new bias tires factory .Being certified for ISO9000 Quality System
