Cangzhou Yinuo Glass Products Co.,Ltd. Addressed Gaoguantun East Industrial Park, Yaoguantun Town, Cangxian County, Hebei Province, China, we are one of the most professional glassware manufacturers and exporters in China here, our main produts are double wall insulated glass mug, we own many styles for your choice as your requirement exactly. We can provide samples free of charge,and support “OEM” customization & “ODM” at the same time. Our products have been qualified by Costco and BSCI certificates,and we can carry out new third party qualification cerficates as your market requirement,we welcome you and are ready to receive your enquiry at any time here. thank you! mobile: 0086-17731726018 wechat No.:0086-17731726018 email: sales2@yinorglass.com