翻譯：Economy at China is experiencing the shift from labor-intensive to intellectual-intensive.

修正：China is experiencing a shift from a labor-intensive economy to a knowledge-intensive economy. 或 The Chinese economy is undergoing a shift from brawn to brain

Intensive: involving a lot of work or activity done in a short time.

Two weeks of intensive training

Labor-intensive, 勞動力密集型

Knowledge-intensive, 智力密集型

造句：The view towards marriage and family has a remarkable shift at 90’s and 00’s.