From Taiwan Province Province, after studying in the American Institute, he obtained a master's degree in computer science in 1980. After working in the field of computer engineering in Silicon Valley for 12 years, he was called to serve the Lord full-time at the end of 199 1 and started a "Christian gathering" with several brothers and sisters in Cupertino (now known as the Silicon Valley Christian Conference), and has been a pastor of the church ever since. Brother Yu often serves in overseas and local churches. Information is based on truth, and they attach great importance to the deepening and practice of life. And because they have served for many years, they have a lot of practical inspiration for those who want to serve.