The topic of the competition is "Promoting Contraception". In Hong Kong culture, people always said site workers are "real man" since their work so hard under extreme wealth and environment that people without insistence cannot afford. But talking about "real man" , being responsible to the beloved must be one of the requirement. Also, we think site workers is a kind of job which need to use a lot of equipments to protect their body when they are working which is similar to the concept that people can use different methods and tools to have contraception, to protect the body.