Bi Yunfeng
First appears in Book 3: Death's End, chapter 21 (Deterrence Era, Year 61 The Swordholder)
Appearances
What you know
Book 3: Death's End
- Ch 21Bi Yunfeng, 48, a former particle collider designer, warned the police and thereby saved Cheng Xin's life.
- Ch 45Bi Yunfeng was once a Swordholder candidate and commander of the Earth Resistance Movement's Asia branch; he says salvation now would be meaningless since humanity has lost its dignity.
- Ch 48Bi Yunfeng is a particle-accelerator engineer from the Common Era and a former Swordholder candidate.
- Ch 65Bi Yunfeng was chief designer of the circumsolar accelerator, spent 35 years on it, was awakened last year, and fanatically supports Halo City independence.
- Ch 67Bi Yunfeng died more than ten years before Year 67; Cao Bin passes on her well wishes.
Connections
- member ofEarth Resistance Movement
- ally ofCheng Xin
- createdCircumsolar particle acceleratorchief designer
- member ofHalo Group
- ally ofCao BinBoth convicted over the Halo City Incident
Key moments
- Book 3 · Ch 21Six candidates urge Cheng Xin not to run
Six Common Era Swordholder candidates tell Cheng Xin she would likely win but is unsuited and should not compete, leaving her aware of the world's fragility.
- Book 3 · Ch 48First IDC meeting
In a sophon-free room, the IDC convenes to decipher Tianming's message, reviews the conversation's findings, and distributes a blue-covered document containing the three fairy tales.
- Book 3 · Ch 56Umbrella decoded as speed of light
The IDC recognized the umbrella as a centrifugal governor and, with bearing coordinates, interpreted it as the speed of light, with lowering it linked to the safety notice.
- Book 3 · Ch 56Expedition into the Moskstraumen
After Palermo decoded He'ershingenmosiken as Helseggen and Mosken, the group went to Mosken. They recalled Poe's maelstrom story and crossed into the Moskstraumen, where their boat was caught.
- Book 3 · Ch 65Curvature propulsion demonstration
In a sophon-free lab, Wade and Bi Yunfeng use Cheng Xin's hair to demonstrate curvature propulsion, moving it two centimeters, and argue lightspeed ships are near.
- Book 3 · Ch 65Cheng Xin forces Halo City's disarmament
Shown the antimatter bullets, Cheng Xin demands Wade surrender them and stop resistance. Wade relents, the soldiers pile their bandoliers, and agents in other cities are ordered to surrender.