Tianyu Timetech Co., Ltd . was founded in 1997 and headquartered in Hong Kong , with two major manufacturing centers in Shenzhen, It is a professional time tech manufacturers, with a set of product research, manufacturing and sales system, and a number of professional designers. Adhere to the "quality first, fashion and timer ,"principles, after several years of continuous efforts, Tianyu has developed various types of quartz watches, LCD digit watches, radio controlled watches, professional sports ch...