1, Li Houlin,1was born in Jizhou district, Tianjin in February, 1973. He is the founder and chairman of Haier Sen (Hengxin) Diamond Research Institute, the founder of I Do Fund, the MBA of Peking University, the vice president of China Jewelry and Jade Jewelry Industry Association, the vice president of Gold and Silver Jewelry Chamber of Commerce of the All-China Federation of Industry and Commerce, and the director of china charity federation.

2. Li Houlin has always been regarded as the pioneer of Chinese jewelry industry because of its excellent brand innovation ability and leading influence on Chinese jewelry industry. Haier Sen (Hengxin) Diamond Research Institute, led by Li Houlin, is one of the earliest enterprises in China to enter the diamond industry. It owns three diamond decoration brands: Haier Sen (Hengxin), I Do and ooh Dear. Since the successful establishment of Haier Sen (Hengxin) brand, Li Houlin has led Haier Sen (Hengxin) Diamond Research Institute to rapidly develop into a leading enterprise in China's jewelry industry with its international vision and forward-looking business philosophy.

3. During the period of1999, Haier Sen Diamond Research Institute was the first in the industry, and invested heavily to build the Haier Sen Diamond Palace, the first super-large concept experience store in Asia, and became an international professional diamond and jewelry retail center. HIERSUN (Hengxin) brand has attracted many international hall-level jewelry designers since its inception, creating extraordinary jewelry treasures for its brand. Haier Sen (Hengxin) supplies annotate its luxury connotation with dignity and show world-class high-end. Under the leadership of Li Houlin, under the development trend of global Internet economy and online e-shopping, ooh Dear has created a brand of "customized diamond gifts" for young fashion groups. I Do has become the first choice for urban white-collar weddings and rare emotional expressions, and its fashionable European design and precious emotional connotation are also sought after by many celebrities and stars.

4. With Li Houlin's active arrangement and promotion, Hilsen Diamond Institute is constantly developing and devoting itself to social welfare undertakings, and at the same time, it is also committed to promoting the development of educational resources in the whole Chinese jewelry industry. We have successively set up special scholarships in China Geo University, Central Academy of Fine Arts and other art universities to reward outstanding design talents and reserve talents for the future of the whole industry.