www.youtube.com 従業員ゼロ! 受注から製造、販売まで、社長一人で５５年間1日40万個のネジを造れた秘訣 www.youtube.com ｺﾒﾝﾄ @patrickpat8878 1 か月前 Me and a friend was specialized in rebuilding those old screws productions machine . We had a m…