巨马汽车服务店

巨马汽车服务店开张于2011年，主营汽修，保养，维修。
As a Hong Kong, Taiwan and China’s dealer of ROTREX Superchargers, SD Performance Co. can provide and design suitable, powerful, high performance ROTREX Supercharger kits and brackets for a variety of vehicles.

About Rotrex

Rotrex A/S is a technology driven company focused on providing leading solutions within forced induction systems for the automotive industry. The patented traction drive enables the Rotrex centrifugal supercharger to
achieve superior efficiency, reduced emissions, and improved transient response. This allows smaller size, lower noise and weight than that of competing products for applications within downsized engines, hybrid powertrains, fuel cell and performance vehicles.
1990 →	Rotrex was formed.
1997 →	
developed the Rotrex supercharger and sold it as prototypes for Original Equipment development in limited numbers to gain experience on functionality, reliability and to ease the product improvement process.  And since 1997, Rotrex has participated in the development of OEM supercharger application and grown its aftermarket supercharger business organically.
2000 →	became a member of the A.P. Moller Group.
2003 →	
a new structure is taking place for the aftermarket distribution of superchargers, whereby Rotrex superchargers are made available through the worlds leading performance companies.
2004 →	
the company expanded its operation into a new headquarter facility in Copenhagen area of “Herlev”.  The new facility enabled expansion opportunities for both manufacturing and development activities, closely related to growth in sales and participation in new OEM supercharger projects with significant volume potentials.
Concept
Key to the Rotrex superchargers unique compactness, efficiency, low noise and reliability is its state of the art traction drive technology.

Great speeds and low noise are just some of the advantages of traction drives over traditional gear transmissions. Traction drives transmit power through friction forces between its rolling elements.
Technology