Analysis and Building of Trading Platform of Construction 3D Printing Technology and Products

Table 2

Descriptive statistics.

Group	Project	Quantity
Age	<30	68
	30-45	44
	45-60	33
	>60	5
Gender	Male	82
	Female	68
City	Beijing	62
	Tianjin	88
Have you heard of C3DP products?	YES	66
	NO	84