本文以机电行业为例,利用计量模型证明了韩国企业对华直接投资与双边产业内贸易存在着正相关关系,得出两个重要结论:韩国在中国的直接投资扩大双边的产业内贸易;成本导向型的直接投资是现阶段中韩产业内贸易发展的重要动力。在上述研究的基础上,本文提出若干政策建议。 Taking the mechatronics industry as an example, this econometric model proves that there is a positive correlation between Korean enterprises’ direct investment in China and bilateral intra-industry trade and concludes two important conclusions: South Korea’s direct investment in China expands bilateral intra-industry trade; costs Directed direct investment is an important impetus for the development of intra-industry trade between China and South Korea at this stage. Based on the above research, this paper proposes a number of policy recommendations.