一张纸引发的“黄金突围”

Group 1 - The Nanjing gold foil forging technique, recognized as a national intangible cultural heritage, has faced significant challenges since the 1990s, particularly due to the decline in the quality of the key raw material, black gold paper [1][2] - In 1997, Nanjing Jin Xian Gold Foil Factory formed a task force to overcome the technical difficulties related to black gold paper, leading to the development of high-quality domestic black gold paper that significantly reduced gold consumption from 200 grams to 135 grams per ten thousand sheets [2] - By 2008, the factory's gold foil production reached 2 million sheets per month, with an annual export value of 70 million yuan, showcasing a substantial growth in the industry following the technical breakthroughs [2] Group 2 - Currently, Nanjing produces 60% of the world's gold foil, making it the largest true gold foil production base in China, with applications across various sectors including Buddhism, classical gardens, high-end architecture, healthcare, and cultural industries [3] - Nanjing's gold foil is recognized globally, with products being used in prestigious locations such as the Forbidden City in Beijing, the Thai royal palace, and landmarks in Moscow and St. Petersburg, highlighting the international reputation of "Nanjing manufacturing" [3]