Visited K.Kwan, purchase with KI & WA and introduced me, Gowell's sales who is responsible for take care the customers for southern. Followed up the testing feedback of TERRIC 324 which WA submitted (~April, 2015) K.S, R&D (083-3905168) told he is very busy and we can submit the sample test to him next month. He will has the time to test alternative source. (Best way for us,select 1 product for trail each time)