Welcome to the Inhorgenta Munich Watch and Jewelry Fair! As a representative Chinese watch OEM/ODM manufacturer, Supertime has participated in the Munich fair for several consecutive yeaproviding Euro

SeaGull ST19 Movement: History and DesignThe SeaGull ST19 movement is a highly significant and legendary calibre in Chinese watchmaking history. It is China's first independently developed and mas

Introduction to Class 10,000 (ISO Class 7) Cleanrooms for WatchmakingA Class 10,000 cleanroom (typically referring to ISO Class 7, equivalent to the US Federal Standard Class 10,000) is the most widel

We are a distinctive Chinese watch R&D and manufacturing enterprise. Hello everyone! We are Supertime, based in China, and we have been deeply rooted in the watch industry for over 33 years. My brothe