万志勇

Mass flexible connecting means mounted collision fenders and construction method used Bridge Foundation

孙向东, 罗旭东, 梁立农, 2015 .

Link rod capable of detecting electricity

黄志强, 张文辉, 万志勇, 2013 .

Multifunctional special type motor tricycle

王亚军, 鹿世敏, 万志勇, 2009 .