Zibo Gude Electrical Appliance Co., Ltd is from Shandong province of Peopleâs Republic of China. We specialize in making energy-saving lamp and our slogan is to make lights with full dedication. More than 60 percent of our staff has been trained in various colleges and universities for three or four years.The major brand of our product is HOWSAVING, including classic U series and spiral series. The tube diameter: 9mm-17mm, power range: 5w-240w. The quality of our products is guaranteed and the after sales service is trustable. Friends from all across the world are welcomed to come for visit and cooperation.