According to Baidu Encyclopedia, Yuchunjin is a jewelry brand under Shenzhen Yuchun Culture Development Co., Ltd., which was established on 20 16. Is a high-end gold jewelry brand, mainly engaged in five or nine gold products, including diamonds, emeralds, colored treasures, K gold, pearls and so on. The operation center is located in Shenzhen and the production base is located in Dongguan. Therefore, Royal Pure Gold belongs to a regular company and is a legal brand.

The brand has a gold production base of 25,000 square meters and invested in a professional testing laboratory. It integrates R&D, design, production and processing, intelligent manufacturing and other production and processing processes. The National Gold and Silver Products Quality Supervision and Inspection Center conducts on-site inspection, supervises the whole production process of each May 9th gold product, and carries out one-on-one inspection on labels, thus escorting the standardized output of royal pure gold products, and jointly establishes the "Guangdong Precious Metals Engineering and Technology Research Center" to develop high-tech gold products.