HeHo ID Europe BV: Mr. E.N. van Kleffensstraat 6, 6842 CV Arnhem, The Netherlands, +31 625 019 558, www.heho-id.com, erik@heho-id.com

SIL Products BV: Mr. E.N. van Kleffensstraat 6, 6842 CV Arnhem, The Netherlands, +31 268 200 367, www.silproducts.com

J&R Industried Ltd: Room 2004, 20/F Centre Point, 181-185 Gloucester rd, Wan Chai, Hong Kong,

+852 35 260 084

www.jr-industries.hk, lily@jr-industries.hk