China's 1.3 billion people are united in their determination never to allow self-ruled Taiwan to become independent, China's top official in charge of ties with the island was quoted as saying on Thursday, in Beijing's latest blast at Taipei.

China has repeatedly warned Taiwan's pro-independence Democratic Progressive Party, whose leader Tsai Ing-wen assumed the presidency last week, of negative consequences if they fail to recognize Taiwan is a part of China under Beijing's "one China" principle.