Chemistry is everywhere and in everything! It is concerned with all the issuesthat humanity has to face and try to solve,including health, environment and energy.How could we imagine that we can achieve that without strong collaborations stimulating scientists of various cultures! In the present days, we are witnessing the universal and accelerated effort to fight against the coronavirus, working together to find an efficient vaccine as soon as possible.In chemistry also, we realized a long time ago that it is necessary to associate our strength in a long-lasting process advancing step-wise in a collaborative way.