A QFD-Based Quality and Capability Design Method for Transboundary Services

Table 4

GQPs and their value constraints.

GQPs	Value constraints on GQPs
q1: Average Travel Cost	ctq1 = [1.4 Yuan/km, 2.0 Yuan/km]
q2: Maximum Waiting Time during Peak Period	ctq2 = [5 min, 20 min]
q3: Quantity of Available Taxis	ctq3 = [3500 vehicles, 5000 vehicles]
q4: Drivers’ Service Attitude	ctq4 = {1, 2, 3, 4, 5}
q5: Security Guarantee Level	ctq5 = {1, 2, 3}
q6: Positioning Accuracy	ctq6 = {10 m, 50 m}