Roselandia
Description: In 1984, Bill went into the Bicycle Industry. From being a welding engineer to designing a frame around 35 years, he had accumulated abundent experiences and mature technique. In the summer of 2001, to realize his ideal of frame building, Bill decided to establish TONJIN Technology Co., LTD. Insistence of TONJIN With our senior welding engineers and strict QC system, we always offer our customers superior quality. With our staunch R&D and Marking department, we always offer our customers the best ser
Material : AL6061 Head pipe: Ø44 (upper & lower_1-1/8” Seat Post: Ø31.6 Motor System : SHIMANO E8000 Battery : SHIMANO BT-E8010 Tire : Front wheel 26” Rear wheel 20” C-T :15” Weight : 5.40KGS (FRAME)
New Product in 2023 New Year
How Will Some New Idea In New Year?
Roselandia