Mr. Gennaro Pelliccia (middle), Coffee Master of Costa Coffee, the world’s most expensive tongue insured at 500 million baht, Mr. Jean-Boris Roux (1st from left), Director of Express Food Group, Ms. Tantika Chantakhet (1st from right) General Manager of Costa Coffee, Express Food Group (Thailand) Co., Ltd. , organize the first exclusive coffee workshop in Thailand for coffee lovers. The workshop was recently held at Siam Paragon, G Floor.