1982: William Chen establishes the exclusive distributor of Rug Doctor products in China, Hong Kong 
          & Macau

1994: Manufacturing operations are established in Dongguan (China) for Rug Doctor

1996: The Company changed his name to Viper Industrial products and began tooling also
          vacuums, floor machines and other cleaning equipment. VIPER established the sales office in 

1998: Viper starts production of its own triple planetary gear boxes

2001: Viper U.S. is established

2001: Viper begans to make its injection molding operations and production of 1.0 hp and 1.5 hp 
          AC motors

2001: Viper moved to a new locations with 12.000 m2

2002: Viper began rotational molding operations

2004: First production line was set up for automatic scrubbers

2006: Viper began production of DC and vacuum motors

2007: Nilfisk Group acquired Viper

2009: Viper launched their European CE-approved models into the following markets: Italy, 
          Germany, Holland, Belgium, Luxembourg, France, UK, Spain and Portugal.