Fully automated production line to maintain high precision and productivity
 Automated assembly line in clean room |  Organized movement production |  Precision metal parts press process |
About Us
ABOUT TMI
In 1987 we began our journey in Ginza, Tokyo, Japan as “Time Module Inc. (TMI)”. Since then, we have worked with our affiliated factories in designing, developing, and producing a diverse and innovative range of watch movements for clients across the global watch industry.
1980s
1987
We started the business through the newly established company “Time Module Inc.” in Ginza, Japan.
PC21, our first regular quartz movements, was launched. 
1990s
1993
VD5 series, the standard chronograph movements, were launched.
1994
We set up an office in Hong Kong (SAR of China) to actively expand international business.
VC series, the slim and extra small movements, were launched.
2000s
2000
VJ series, the slim movements, were launched.
2005
VD7&VD8 series, the multi-eye (2 centre hands) movements, were launched.
All quartz movements started conforming to RoHS directive to protect the environment and public health.
2008
NH series, the standard mechanical movements, were launched.
All quartz movements are equipped with mercury-free and lead-free batteries in pursuit to protect the environment. 
2010s
2010
VK series, the premium quartz chronograph movements, were launched.
2015
VD3 series, the dual time movements, were launched.
VH series, the sweep second movements, were launched.
2016
NH7 series, the skeleton mechanical movements, were launched.
2020s
Entering a new era, we have changed the product marking to "TMI" since 2020 to unify it with the company's trade name and strengthen the brand recognition of TMI movements. In order to satisfy the market demand, we will strive continuously to provide stable and high-quality products and services to global customers. .
Entering a new era, we have changed the product marking to "TMI" since 2020 to unify it with the company's trade name and strengthen the brand recognition of TMI movements. In order to satisfy the market demand, we will strive continuously to provide stable and high-quality products and services to global customers. .
2022
NH34, the GMT mechanical movement was launched.
OUR STRENGTH
INTEGRATED PRODUCTION SYSTEM
From R&D, material development, key parts processing, movement assembling to quality inspection, all processes are handled in-house by our Group companies under a stringent integrated production system. We work closely with one another in order to stably supply high-quality, cost-effective products to the market.
MICRO PARTS PROCESSING TECHNOLOGY
In-house key parts production for full control of parts supply and quality
 Pressing machine process |  Quartz crystal mounting |  Coil block |
 |
 Vertical Clutch for power transmissionColumn wheel for chronograph coordination |  "SPRON" Hairspring with superior elasticity durability, and highly resistant to corrosion and heat. |  Three Pointed Hammer synchronizes the "Instant Zero Reset" motion of chronograph hands |
PRODUCTION AT OUR OWN FACTORIES
QUALITY MANAGEMENT
From R&D to delivery, the whole production process is under a thorough Total Quality Management System. All of our watch movements are manufactured to the high standard of reliability stipulated by ISO 9001/14001 series.
 Vision inspection system |  3D measurement |  In line electrial characterization |
OUR SALES NETWORK
CORPORATE SOCIAL RESPONSIBILITY
We strive as a whole to contribute to the sustainable development of the society
