Taipei, April 17 -- Taiwan's Mainland Affairs Council (MAC) has acknowledged receiving a formal communication from China proposing the resumption of cross-strait flights from five mainland cities, but officials say the plan will undergo scrutiny amid concerns over its practicality and intent, as reported by The Taipei Times.

According to The Taipei Times, MAC Deputy Minister Liang Wen-chieh said the letter arrived last week while Cheng Li-wun, head of the Chinese Nationalist Party (KMT), was visiting China.

China's proposal calls for reinstating direct flights to Urumqi, Xian, Harbin, Kunming, and Lanzhou, destinations included in a broader package of "incentive measures" targeting Taiwan. However, Liang indicated that Taiwan's aviation...