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Company Name: Linyi Ouke Energy Saving Technology Co., Ltd.
Address: Linyi Applied Science City, West Section of Nanjing Road, Beicheng New District, Linyi City
Tel: 0539-6110005 
086+19953811038(wechat)
Website: www.okgxgl.com/en/
Mail box:  306507160@QQ.com
Postal Code: 276000

Company Name: Linyi Ouke Energy Saving Technology Co., Ltd.
Address:Linyi Applied Science City, Building 5,
Longwan Accelerator, High-tech Zone, Linyi City
Tel: 0539-6110005
086+19953811038(wechat)
E-mail:306507160@QQ.com