According to Baidu Encyclopedia, Wanyongsheng Jewelry refers to the jewelry of Wanyongsheng brand under Huainan Runlong Jewelry Co., Ltd. It is very common to use jewelry coupons, which is a common means of jewelry promotion, and it is true.

Wan Yongsheng's jewelry types include agate, unprocessed or semi-processed gold, jewelry, pearls (jewelry), precious stones, precious metal works of art, jadeite, watches, necklaces, rings and so on. Huainan Runlong Jewelry Co., Ltd. is located at No.727 Jun 'an Square, Shungeng Middle Road, Tianjiaan District, Huainan City, Anhui Province.