Large scale equipment packaging is an important customized business project of shounaide brand in recent years. Shounaide packaging has the most advanced design team in China in the production and design of large-scale wooden cases. Large equipment packaging and large wooden cases are suitable for automobile, petroleum, chemical, steel, machinery, electronics and other industries. The custom-made wooden case of a nuclear power project in China is one of the important customer testimonies of Shounaide packaging in recent years. Packaging and transportation design and calculation for the export packaging and transportation of heavy machinery products, the design and calculation includes many contents. First of all, packaging design should be carried out according to the type, size and weight of products, and special attention should be paid to the protection of vulnerable parts of products. In the process of transportation, the climatic conditions, rainwater, seawater invasion, center of gravity calculation, mechanical design, lifting and loading, safety and fixed protection, packaging material cost and other factors should be considered. So in the design process of transport packaging, we must go through rigorous design and calculation. General heavy machinery and equipment products packaging and transportation often use a variety of wood packaging, iron box packaging, iron wood combined packaging, can be closed box, can also choose lattice box, can also use open packaging and local packaging, according to our years of experience, transparent open packaging and local packaging as far as possible. Here, it is better to use a closed wooden box composed of base, side face and top cover, vacuum waterproof package and external structure.