99.9%。 Zhou Dasheng pure gold is also called pure gold, also known as pure gold, with a gold content of 99.9%, which is the highest gold purity recognized by the state. First Situation Jewelry Chow Tai Sang Jewelry is one of the largest jewelry brand operators in China, with gold as the main product, diamonds as the core product, platinum, K gold, jadeite, pearls and colorful treasures as supporting products.