Hans Richters Contact info: Oosterstraat 69 Delft South Holland 2611TV Netherlands Email Map Certification No Records FoundSorry, no records were found. Please adjust your search criteria and try again. Google Map Not LoadedSorry, unable to load Google Maps API. Driving Walking Bicycling Public Transport Miles Kilometers Dragon & Tiger Qigong - Level 1 1 Energy Gates Qigong - Level 1 1 Wu Style Tai Chi Short Form - Level 1 1 Heaven & Earth Qigong - Level 1 1 Tai Chi Circling Hands - Level 1 1