Tangram collection presents flexible manners of wearing. The inspiration comes from Tangram. It’s made of seven single pendants and chain accessories. Every single pendant could be worn as a single part, and could be connected to variable pendant forms by chain accessories. The collection has variability in function and flexibility in combination. The designer has created the interaction between jewelry pieces and wearers. The industrial technology of 3D printing and the enamel handcraft are integrated in this collection. It's a combination of industrial technology and handcraft.

Juan Juan Hu interests in jewelry design include the application of traditional culture in contemporary jewelry, combination of jewelry design and cultural industry, research and application of morphological semantics and emotion in jewelry design, and study on the variability of jewelry function. While teaching jewelry design and product design in University of Shanghai for Science and Technology (USST), She also runs Juan Juan Jewelry Design Studio in Shanghai. During the design teaching in the university, Juan Juan Hu has made achievements in design theory research, establishment of school and enterprise project cooperation, and cultivation of new generation of design talents. Her study of design theory mainly is focused on the theory of "morphological semantic design", involving the application of semantics to the field of morphological design, and analysis of the elements and methods of form design to spark form creativity. It is the basic theory of form design. In jewelry design, product design and other design fields, the design of three-dimensional form is very critical. Form are closely related with both material and technology. Therefore, the book can be used as the theoretical basis of form design in jewelry design and product design in China. This theoretical research is of guiding significance for the form creative design of jewelry design, product design and other majors. Related theoretical research achievements are mainly reflected in the book titled Design Morphology Semantics and other papers. Since its publication in 2005 by Chemical Industry Press, the book has been used as basic design textbook at some colleges in China. In 2012, Juan Juan Hu set up Juan Juan Jewelry Design Studio in Shanghai. Her efforts are focused on the application of design theory in design projects. The projects are not only artistic bespoke jewelry, but also cooperation with enterprises, such as design jewelry projects for the Forbidden City Culture Development Co., Ltd.; research on wearable devices and voice-controlled digital products in cooperation with UI Department in Samsung (China); Design commercial jewelry collections for Shangxia invested by Hermes, MINGR Jewelry company etc. Juan Juan Hu has won numerous design awards, such as Red Dot Award, first prize of in the third Auditions China Gold Imagination Gold Jewelry Design Competition and so on. She has invited to jewelry design exhibitions in Italy, London, France, Dubai etc.

MINGR Jewelry is a well-known jewelry company in China, a platinum jewelry manufacturer and retailer, and one of the standard setters in the jewelry industry. In 1987, MINGR Jewelry was founded in Shaoxing, Zhejiang. In the course of more than 30 years of development, MINGR Jewelry has been adhering to the spirit of persistence, innovation and pursuit of excellence, and has been continuously developing. It not only has been widely recognized by consumers, but also highly praised by the industry and the community, making positive contributions to promoting the development of China’s jewelry industry, and it has won numerous awards. In 2006, MINGR Jewelry was rated as the only iconic brand in the Chinese jewelry industry by the China Brand Academy. In 2011, MING Jewelry was listed on the Shenzhen Stock Exchange and became the leader of domestic jewelry companies in the capital market. From 2011 to 2016, MINGR Jewelry was included in the “Top Ten Brands in China’s Jewelry Retail Industry”, and was selected several times in the Fortune “Top 500 Chinese Enterprises”,“500 Most Valuable Brands in China”, etc. In 2018, MINGR Jewelry ranked 64th in Deloitte Consulting’s “2018 Global Luxury Power Rankings”, ranking the top three in mainland China.