Long March 2C/YZ-1S | Shiyan 33
The Government/Top Secret flight Long March 2C/YZ-1S | Shiyan 33 departed Jiuquan Satellite Launch Center, People's Republic of China atop a Long March 2C/YZ-1S, bound for SSO.
- Launch time
- Status
- SUCCESS
- Operator
- China Aerospace Science and Technology Corporation
- Mission type
- Government/Top Secret
- Rocket
- Long March 2C/YZ-1S
- Launch pad
- Launch Area 94 (SLS-2 / 603)
- Payload
- —
- Target orbit
- SSO

Mission timeline
- 2026-03-27T04:11:00.000ZLong March 2C/YZ-1S lifts off from Jiuquan Satellite Launch Center, People's Republic of China.
- Long March 2C/YZ-1S passes through max aerodynamic pressure (Max Q).
- Main engine cutoff — the first stage shuts down as planned.
- Stage separation — the first stage separates cleanly.
- Second-stage engine ignites for the next phase of flight.
- Orbit insertion confirmed — the vehicle is now in SSO.
- Mission success — all objectives completed.