/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: WnchExhibition https://public.slidesharecdn.com/v2/images/profile-picture.png World Nature and Cultural Heritage Exhibition (WNCH) is a world-class event and it offers an exciting programme of 4 days of business and social networking events tailored to the needs of the cultural heritage stakeholders.