Beijing North Zhongyi Heavy Machinery Co., Ltd. : Crane Design Outsourcing (2)
Description：Derivative design: to adapt to the new needs of the existing truck crane for part of the modificatio....
Derivative design: to adapt to the new needs of the existing truck crane for part of the modification or deletion, so as to develop a different from the standard derivative products.
Serial design: based on a kind of truck crane, a series of products with the same function and similar appearance, but different power, tonnage and size are designed.
This article is organized by Beijing North Zhongyi Heavy Machinery Co., Ltd
