Last name 劲和差劲简单相加 (劲和差劲简单相加 ) , around the world, is an extremely rare surname. Predominantly, 劲和差劲简单相加 is the forename as well as the last name.
) , around the world, is an extremely rare surname. Predominantly, 劲和差劲简单相加 is the forename as well as the last name.