Beijing Jiuding Jinyinjie Jewelry Trading Co., Ltd. Beijing Jiuding Jinyinjie Jewelry Trading Co., Ltd. has been keeping up with the trend of the times and taking the fashion development route. Each product has its own characteristics. The company mainly produces pearls, pearl processing, pearl accessories distribution and handicraft processing. The company delivers goods to your door for free or picks them up on your own, making money and selling them easily at home.