Table 3: Production data for the X-I well coupled with a conventional sucker rod pumping system.

Parameter	Value
Pump depth/m	3430
Pump diameter/mm	32
Stroke/m	1.5
Speed/rpm	4
Wellhead tubing pressure/MPa	0.1
Wellhead casing pressure/MPa	3.9
Production rate/(t/d)	2.7
Water cut/dimensionless	0.148
Gas-to-oil ratio/(m3/ m3)	5
Working liquid level in casing-tubing annulus/m	224