Mar. 2010

2010.03   Our new range of products, iPhone battery case, got UL certification.

                  The company won a big order of iPhone battery case from BestBuy.

Dec. 2009

Cham Battery has got  ISO 14001 Environment system certification from DNV.

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Nov. 2009

2009.11   Utron Power technology co., ltd., our holding subsidiary,  passed the annual process audit by Best Buy

July. 2009

July. 2009, Start mass production of new model 18650/1600mah power cell

July. 2009

July. 2009           UL approval of 18650/2600mah

July. 2009

July. 2009, Start mass produciton of new model 18650 Lithium phosphate 1600mAh

Jan. 2009

Jan.  2009, New model 18650/2600mah is released. CHAM is the first one in China who have this model available for mass production.

Sept. 2008

 Sept. 2008, New model 18650/2400mah is released. CHAM is the first one in China who have this model available for mass production.

Dec. 2007

Dec. 2007,  Cham is awarded "The most growning potential enterprise" by ShenZhen government.

July 2007 Start TPM

July 2007,  Start TPM (Total Production Management) in CHAM