青岛莱德诺科技有限公司
qīng dǎo lái dé nuò kē jì yǒu xiàn gōng sī
Qingdao, Shandong
Founded in 2017 by cycling-passionate engineers, known for innovative TPU ultra-light inner tubes that weigh up to 70% less than butyl rubber tubes, plus wheel balancing machines and training equipment, serving 60+ countries.