Each set contains 3 stamps, including "My Chinese Dream", "Beauty of Traditional Culture" and "Hopes and Dreams". The face value of one set is 3.20 yuan.
The 3-day fair presented over 300 kinds of unique agricultural products from more than 70 enterprises in Liupanshui, also known as "Cool Capital of China".
The documentary will focus on the stories of those who have made outstanding contributions to China's revolution, construction, foreign affairs and etc in the past 100 years.