WECO curtains to remind you to pay attention to the following points when you buy an elevator 1, elevator company qualifications, the general selection of A-class qualification of the elevator company. 2, look at the elevator company technology patents, the more patents, the better. 3, look at the design and development, mainly to see the elevator energy-saving, civil engineering requirements, the top of the required height, top of the requirements of the higher the higher the cost of civil engineering is greater, the elevator cost also big, with more things well, this needless to say are aware of. 4, Whether the workshop production assembly line operation, the more is the assembly line operation error less, because the production assembly line operation is also designed to calculate, can see a company on the level of production technology, in addition to save the elevator company cost, and vice versa, the purchase price is low. 5, the warehouse whether all the materials have a marking code, just like you buy things in the supermarket, all the factory things have a code, so that you know that material is designed and developed by that department. Material is designed, developed and produced by that department, the main thing is that when you don't recognize the material for maintenance, you report the code to the elevator company on the line, he will help you find out, and the code is unique, there is no duplication. 6, boxed products whether there is a very good protection and marking, if there is no will be sent to the wrong goods, then it is troublesome, and so on, such as the replacement of the goods will let the cost of the construction period. 7, installation team Whether it is the company's own, now a lot of elevators are contracted to outside installation team installation, quality can not be guaranteed, a good way is to ask the elevator company to provide a list of the installation team level operating documents, to participate in the social security certificate. Not the kind of accidental injury. Installation time in accordance with the list provided by the elevator company on-site verification of installers.