Well-known Taiwan Baking Master Chef & Best-selling author Chef Katsumi, he is the founder of the Boulangerie-K and he own a bakery shop - Boulangerie Anthonys in Chungli City Taiwan since 2014, and the K-port Bakery & Baking Acain Kobe Japan in 2023.

Chef Katsumi Wu who has traveled to Japan, Germany, Italy and France to further his studies in bread technology, and whose dedication to bread making can be described as a "lifelong commitment", hopes that every reader interested in baking will be able to inspire their own bread soul from his books.

Chef Katsumi as one of Taiwan's top nine baking professionals, his bread was selected to be included in the Starbucks menu, and his published books have been listed in Taiwan's annual best-selling books several times. Chef Katsumi also a popular baking teacher in Taiwan, HongKong, China and Singapore, he has been the Taiwan endorser of the  Electrolux appliances, Bosch Oven, Lescure Butter, Taiwan Uni-Flour. He has been worked as master chef in Taiwan famous bakery shop Taipei - Un Jour A Paris, Kaoshung - Shakespeare, Kaoshung Johan Paris before he own his bakery shop. Also a visiting Professor in National Kaohsiung University of Hospitality and Tourism.