Mengyuan Jewelry Company mainly sells jewelry products such as gold, platinum and artworks in the production and processing market. Mengjinyuan Gold won five-star praise among customers with its extremely high pure gold and excellent service quality, and once became the national brand leader of gold jewelry sales in China. In 2007, Mengjinyuan innovated the invention patent of solderless welding, taking "high-temperature self-melting laser welding" as the basic principle, changed the traditional welding method that auxiliary solder must be added in the whole process, and improved the purity of gold jewelry products to 999.9‰. The trade name is Meng Jin Yuan Wan Chun Jin. Because of its durable color, not easy to crack, good appearance, physical and mental health, environmental protection, value for money. It also happens that Mengjinyuan Gold has created the Guinness World Record for "the most correct gold jewelry" with its extremely high gold purity. In the future, Mengjinyuan will adopt "solderless welding technology" in all its gold jewelry processing and production processes, and 65,438+000% will be free of preservatives, fully ensuring the purity of gold jewelry. Mengyuan Gold is the first one approved by the National Quality Supervision and Inspection Center in China, and the unique words of National Inspection AU9999 can be printed on the product label of Wanchun Gold. Not only is the purity high, but Mengjinyuan Gold also successfully tested the Guinness World Record of "the world's largest gold diamond ring" on 20 16, becoming the world's largest gold diamond ring manufacturer and world record at this stage. According to statistics, this piece weighs about 82.20kg and contains 999.9‰ gold, which shocked the industry.