1. You can investigate the development of this automatic packaging machinery company and the background of some customer purchase reactions,multi lane packaging machine,high speed blister packing machine,automatic granule packing machine,liquid vacuum packing machine,food packaging production line. At present, the information sources of mechanical manufacturing plants and design and engineering companies with experience in producing custom mechanical products are large in number. If appropriate, they can also investigate their internal management procedures, quality management, project management, after-sales service, technical strength, technical equipment, delivery dates, and so on. 2. Ask the seller about the risk situation. For example, if the seller has been selected, then after the design proposal is established, the relevant personnel of the company will be discussed once before the quotation is finalized, and they will work closely with them to recognize the investment risks and The conditions it produces. 3. The purchase of any mechanical equipment, the ultimate goal is to control costs, ensure quality and complete the plan, each need to understand the coordination, information exchange and procurement batch from the seller and suppliers. After some work is completed, a complete project management plan needs to be established for the seller.