... with your enquiry. About usWe Beijing Touchsky International Trade Co., Ltd. specializing in supplying all types of bearings and ... , 21000series, 22000series, 23000series.5. Cylindrical roller bearing: N series, NU series, NJ series, etc.6. Pillow ... you, thank you!Sunny DaiOversea Sales ManagerBeijing Touch sky International Trade Co., Ltd. Address: Room1620, Building No.11, Dongyashangbei Center, ...