Was at NP canteen 1 waiting for dear while going to the drink store to buy drink, when tis interestin incident happened.. A middle aged man went to the auntie & they started to chat a bit b4 the man ordered a "diao yu" (fishing) -_- I was lik "?" I tried to hang ard not wantin to make payment in order to find out wad it is. The auntie went to open a big metal pot & scoop up something lik a "tea bag" & placed it into a cup with hot water.. I couldn't see the content too well so after the man received it, I purposely walked by him to take a closer look.. Which he discovered me & I was sooo pai sei lo! That I immediately "poof!" & disappeared. In the end.. still didn't manage to find out.. JUST WTH IS "DIAO YU"....................