已近不惑之年的宋进光是山东省莱州市珍珠村的一位农民。天性擅长交际的他二十多岁就长年在外为当地企业推销新产品，足迹几乎踏遍大半个中国。虽然推销生涯经常伴随着酸甜苦辣，但成功的喜悦也常常引导着他一步步走向成功，坚定了他独创一番事业的信心。他根据自己多年在外闯 Song Juguang, who has been in the middle of nowhere, is a peasant in Zhenzhu Village, Laizhou City, Shandong Province. Nature is good at communication in his twenties for many years to promote new products for local businesses, footprints almost traveled over half of China. Although the marketing life is often accompanied by ups and downs, the joy of success often leads him step by step to success, confirming his confidence in his own career. He broke out on his own for years