How to translate The Best in the World into English?

Liu Bingsen's official script is second to none among modern and contemporary calligraphers in China. Mr. Liu Bingshen's official script is the best of modern calligraphy in China. Lao Wang's chess skills are second to none in our unit. Lao Wang is the best chess player in our unit. A first-rate expert. The research in the field of microbiology in this university is second to none in the country. This university is second to none in the field of microbial research in this country.