一、案情简介2009年,上海某建安公司(简称建安公司)在江苏某地承建一厂房工程,合同总造价920万元,建安公司派项目经理李某在当地负责该项目的管理。其间,李某以工程项目部的名义对外大量采购原材料、进行专业分包、雇佣民工以及借款等行为,大部分合同和欠款凭证上加盖了项目部专用章,另有部分合同上李某以项目部负责人的身份签了名。在工程进行过程 I. Introduction to the case In 2009, a Jian’an Company in Shanghai (Jian’an Company for short) undertook construction of a factory in a certain place in Jiangsu with a total contract cost of 9.2 million yuan. Jian’an Project Manager Li was responsible for the management of the project. In the meantime, Lee in the name of the project department of large quantities of foreign purchases of raw materials, professional subcontracting, employment of migrant workers and loans and other acts, most of the contracts and arrears items affixed with the seal of the project department, while some contracts on Lee Signed the name of the head of the project department. In process of project