Zhège chéngshì yǒu yī gè chāodà de gòuwù zhōngxīn.
This city has a huge shopping mall.
Tips
grammar
超 works as a productive prefix meaning 'super/ultra': 超大 (super big), 超强 (super strong), 超快 (super fast), 超级 (super/ultra). Very common in casual speech and advertising.