Dong Mingzhu, chairwoman and president of Gree Electric Appliances Inc, and member of China's 12th National People's Congress

Dong Mingzhu is interviewed, March 5, 2015. [Photo/CFP]

Dong suggested the threshold of personal income tax should be raised to 5,000 yuan to reduce the burden on working-class families in China. She said the country should create rules for the lifespan of household appliances to promote their renewal as soon as possible.