Share the QR code < / P > < p > with wechat scanning code to friends and circles of friends < / P > < p > tianyancha app shows that recently, Jiuhuan carbon structure technology (Beijing) Co., Ltd. was established with a registered capital of 80 million yuan, its legal representative is you Yuze, and its business scope includes natural science research and experimental development; Manufacturing of special electronic materials; Manufacturing of special equipment for semiconductor devices; Jewelry manufacturing, etc p> < p > shareholder information shows that the company is jointly held by many companies, such as carbon era (Beijing) Technology Co., Ltd., Wang Sicong's affiliated company, Beijing Pusi Investment Co., Ltd p>