This book gathers selected papers from the Chinese Materials Conference 2018 (CMC2018) held in Xiamen City, Fujian, China, on July 12–16, 2018. The Chinese Materials Conference (CMC) is the Chinese Materials Research Society’s most important conference series and has been held annually since the early 1990s. The 2018 edition consisted of 32 domestic symposia, 2 international symposia and 1 international materials forum. This proceedings book covers the fields of powder metallurgy, advanced aluminum alloys, advanced magnesium alloys, superalloys, metal matrix composites, space materials science and technology, as well as nanoporous metal materials, and presents recent original research findings from more than 300 research groups at various universities and research institutes.