The Nanniwan spirit is an important part of the Yan'an spirit. Its spiritual core of self-reliance and striving for strength encourages generations of Chinese people to overcome difficulties and win. The product selling points of Luochuan Apple, such as "sweet and delicious", "meat crisp honey" and other ideas, are integrated into an old style certificate of award, which is an original "new apple certificate", and the font is the handwriting of the older generation of revolutionaries such as Mao Zedong.