Shanghai Sage Optical Fiber Bus Technology. According to relevant information, Shanghai Sage's optical fiber bus technology originated from Silicon Valley in the United States, and its R&D investment has exceeded 150 million US dollars. The company is in a leading position in the field of domestic optical fiber buses and has core technologies and independent intellectual property rights, including: 13 technical invention patents and 5 software copyrights. Shanghai Saizhi Information Technology Co., Ltd. Shanghai Saizhi Information Technology Co., Ltd. was registered and established at the Minhang District Market Supervision and Administration Bureau on August 30, 2013. The legal representative is Wang Zhigang. The company's business scope includes information technology, computer software and hardware, system integration, storage technology, etc.