Shenzhen Daceen Technology Co., Ltd.
It is the Functional Validation and Application History list in Coal Mines of CHN Energy Group.
From 2002/Jun, Tests conducted by Coal Mining Bureaus of many regions, which Battery Protector used in Miner Lamps batteries. Extended batteries life more than 1 times. And recently signed the contract and become the long-term battery service provider of the China Energy Group.