What are the design of the truck crane?
Serial design: a car crane for the female, designed a series with the same shape similar to the power, but the power, tonnage, size is different from a range of products
Upgraded design: upgrades of existing car cranes based on experience and technology development to improve performance, reduce manufacturing costs or reduce operating costs.
Developed design: the application of mature design experience or a viable new technology, the design of new truck cranes, including functional design and institutional design.
Derivative design: In order to adapt to the new needs of the existing car crane for part of the changes or additions and deletions, thus developing a different from the standard type of derivative products.
