Dear All,
We are Factory located in Shanghai ,Mainly produce 
LED Emergency Power Supply for any kind of LED Lights Emergency use / Emergency Light /Emergency Exit Sign 
Contact Jasmine for more information ,
Skype:yashengjasmine 
We Chat Whats App:13524795016 
Email:greatwins8@gmail.com 
www.tanghuiopto.com
www.tanghuiguangdian.cn
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