The new project of Shanghai Haicheng Special steel container house company is located in the financial center in shanghai. It a 3 storey accommodation building. Prebuilt in a irregular triangle area at the shoreside of Huangpu River. As the position is nearby the river. The soil is soft. And the rainy climate in Shanghai. The foundation of the modular is necessary. The foundation is built of concrete wall. 40cm high. The length of underground is 20cm. the foundation is consist of three this kind of concrete walls. They are parallel with each other and the width equal to the length of the 20 feet container. Like the images bellow: