Integrated Process for Developing and Selecting More or Less Better Products Based on QFD and MCGP

Table 3

Eight important TPs (HOWs, the quality attributes).

TPs	Items	Description
TP1	Modular design	Easy processing and modular component design
TP2	Material load	Metal materials should be light and tough, with a large load
TP3	Tracked design	Tracked design to help cases be shifted automatically
TP4	Wheel design	Universal wheel design for increased mobility
TP5	Fold design	X-fold design and easy to fold
TP6	Parallel operation	Electric operation and mechanical operation run in parallel
TP7	Drive motor	Sufficient drive motor unit
TP8	Battery availability	Use batteries to increase mobility