Shenzhen Yousheng Elecrical company specialilizes in providing you with the most efficient,state of the heart rate sports watches ,bike speedometers . Our company is located at 6F xiufeng industrial area Buji town Shenzhen, China. Owning 2000 square meters of workshop area ,we posses abundant technical resources and a profeesional design team to fulfill all your requirements . Our monthly output capacity is easily over 200,000 pieces .At shenzhen yousheng we constantly strive tomake cycling and fiitness a national and international trend so that people may lead healthy lives .under our eternal tenet keeping reform and innovation with sincere co-operation in order to provide you with the highest quality and most creative product ,making your lives easier and exciting !