Mary Wong has over 25 years of experience in playground safety inspection and training. In 2008, she setup "Play Safe Consultancy Company Ltd" with the key objective of providing an independent, professional and internationally recognized services of play space design, playground safety inspection, training and related consultation works. 

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Mary has been appointed as the Chief Playground Safety Inspector of Hong Kong Housing Authority to conduct the bi-annual playground and fitness equipment safety audit of all the public estates since 2010.  Over the years, she and her team have audited over 13,000 playground and fitness equipment in Hong Kong.

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Starting from 2011, Mary is actively providing the custom-made playground safety trainings to local and overseas construction companies, private property management companies and government sectors.  She has trained over 300 playground safety practitioners to keep the playground fun and safe.  

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Recently, Mary has always been invited as playground safety consultant of different international projects from the nearby countries/cities such as Beijing, Shanghai, Macau, Thailand, Vietnam, Singapore. 

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Her vision is simple. Keep the playground SAFE and FUN!