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What is the purity of Yayijin?
Yayi Gold has a good reputation. I haven't heard of adulteration yet. Yayi is also one of the top ten gold jewelry brands in China and the most valuable brand in China 500, so the quality will not be bad. You can buy some to identify the purity.

Gold is a simple form of chemical element "gold", which is a soft, golden yellow and corrosion-resistant precious metal. Gold in the world is generally measured in ounces.

Gold is not only an important material in jewelry industry, electronics industry, modern communication, aerospace industry and other departments, but also a special currency for reserve and investment. Gold is one of the rare precious metals and has certain value stability.

The top ten gold brands are Chow Tai Fook, Zhou Shengsheng, Luk Fook Jewelry, Laofengxiang, Laomiao, Chaohongji, Caibai, winning number, Baitai and Leofoo.

1. Lao Fengxiang (China famous trademark, China famous trademark, Shanghai Lao Fengxiang Co., Ltd.)

Lao Fengxiang is a listed company, a top 500 enterprise in China, a century-old national brand and a famous jewelry brand in China.

Shanghai Laofengxiang Co., Ltd. evolved from Laofengxiang Jewelry Store and was established in 1848. The originality of its trademark "Lao Fengxiang" also stems from the font size of Lao Fengxiang jewelry store. China is a classic jewelry brand spanning three centuries.

2. Chow Tai Fook (a well-known trademark in China, at 1929, Chow Tai Fook Group, one of the top ten gold jewelry brands).

Chow Tai Fook (stock code: 1929) is the largest jewelry company listed in Hong Kong, specializing in Chow Tai Fook brand jewelry, jade and gold ornaments. Is a comprehensive operation enterprise integrating raw material procurement, production design and retail service, and is the most famous and largest jewelry brand in China Mainland and Hongkong.

3. Cuihua Gold Jewelry (China Famous Brand, China Well-known Trademark, Top Ten Gold Jewelry Brands)

Cui Hua Jin Dian, founder Guan Xiling, surnamed Guarga, is a Xibe nationality in Huang Qi, Daqing. He used to be the magistrate of Daming House, and the official went to the east of Daoyin in the late Qing Dynasty and early Republic of China. Guan long-term wealth for officials, because Shenyang Xinchengzi District is the hometown of Xibo people, Guan is determined to make some contributions to his hometown.

Chu Ying Hutong, also known as Yinlou Street North (now Shenyang Middle Street), which is convenient for navigation hutong in Siping Street, Fengtian City, opened a gold shop called "Cuihua New Jewelry Building", and hired Mr. Zhu Yutang, who has been operating gold and silver shops for many years, as the manager, mainly engaged in jewelry business, and concurrently engaged in gold and silver bars and jewelry diamonds.

4. Baitai Jewelry (China well-known trademark, China famous brand, Shenzhen Baitai Jewelry Co., Ltd.)

Shenzhen Hehe Baitai Jewelry Co., Ltd. was established in 2000. It is a wholly-owned subsidiary of Shenzhen Baitai Jewelry Co., Ltd. and the designated brand operating company of the terminal retail brand Baitai Jewelry.

5. Longjing Gold Jewelry (China Well-known Trademark, China Well-known Trademark, Shenzhen Haoyue Zhubao Co., Ltd.)

Hao Yue Zhu Bao Co., Ltd. is a comprehensive jewelry group enterprise developed on the basis of several famous jewelry brands such as Jinlong, Jianjinpin and 4℃.

Its product coverage has gradually expanded from a single gold jewelry to today's gold, platinum, gold, silver and inlaid jewelry products. Introduce foreign advanced jewelry product research and development concepts, design a new image centered on Hao Yuezhu Bao, and improve the international recognition of the group brand.