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Enthusiastic crowds, advanced technical seminar, bustling machines and equipment operating day after day, are not even enough to describe how spectacular K 2022 was. Over 230,000 trade visitors were welcomed to the exhibition halls over the eight days of K 2022: some 70% came from abroad. 3,285 exhibitors from all continents introduced their latest developments, occupying a net exhibition area of 173,966sqm in all 19 halls of the Düsseldorf Exhibition Center. At a span of 3 years, GREENMAX, as a leader of polystyrene recycling machine, increased the scale and show three years of new technological achievements. With the Green background design, the three-star products Z-C200 Polystyrene Compactor, M-C100 Polystyrene Melting Machine, and P-C350 Beverage Dewatering Machine which GREENMAX displayed were especially eye-catching in the Hall 9 D22.