Thanks to our good instructor G.K. We really have a good time today. All staffs are very friendly and professional, We will definitely come back again for our next course. If you never dive before, here is your best choice.一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一