with the thought that bringing his knowledge when studying overseas is to devote to Vietnam. Professor Deputy Director of the Nenxiki Institute - Poland asked him to write a thesis over 200 pages thick dissertations written in English for the institute's archives, and to protect doctor of science thesis, he just summarized his dissertation into an article about five pages long, printed in a prestigious professional newspaper. However, not succumbed to the notion that it fails to help patients recover the diseases completely because of its only cancer treatment medicine after operation, he was involved in insight to find out the new medical products that can cure the cancer. This product has the name Etamin or AK-96, after many indefatigable studying years, this product that takes effect to destroy the cancer cell and prevent the blood vessel from feeding the tumor by injecting in it has come into existence. After injecting in the mouse malignant tumor for a period of 10 up to 2 weeks, it has disappeared. When the test has been carried out later, the tumor has become normal and no longer had the cancer cell. He is not only spends his whole life in searching to save the life of the cancer patients but also the HIV and drug sufferers make him worry. From 1986 to 2006, after carrying out thousands of tests on the chicken, he and his colleagues found the Daisvan active agent that had the role to enhance the immunity and the experiment on the clinical test on 109 patients acquired the positive results. In November 2006, Daisvan and Giabahupain medical products were accepted and incorporated into production in Vietnam. Another interesting thing is that although he is a physical scientist, his soul is very romantic. He composed thousands of poems, including the "Hoa Ban" poem collection, "Time and Memory", "Yellow and emerald words" that were publicized. His poems were set to music and broadcast in VTV. He has recently won the golden medal for merits of two scenarios named "Hanoi in the unforgettable times" and "Old Thang Long Memory". Researches He has been currently the Molecular Biologist with over 350 inventions about Molecular Biology that announced in several science magazines in many countries. Here is the selected valued list: Dai Duy Ban and A.Przelecka: (Announcement in Japan in English): The influence of starvation on Ribonucleic acid and Protein Synthesis in the Mid-gut Epithelium