Yingtan (531) was the sole Type 053K (NATO reporting name: Jiangdong) frigate constructed by the People's Republic of China for the People's Liberation Army Navy (PLAN).^[1] She was equipped with HQ-61 surface-to-air missiles (SAM) and the Type 381 radar, making her the first PLAN ship equipped with either surface-to-air missiles or modern air search radar.^[2]

Yingtan as a museum ship in Qingdao.
History
China
Name	Yingtan (鹰潭)
Namesake	Yingtan
Builder	Hudong Shipyard, Shanghai[2]
Laid down	1970[2]
Launched	1971[1]
Commissioned	December 1974[1]
Decommissioned	1994[1]
Identification	Pennant number: 531
Status	Museum ship at the Chinese Navy Museum, Qingdao
General characteristics
Class and type	Type 053K frigate
Displacement	1,700 standard[2] 2,000 full load[2]
Length	103.2 m (339 ft)[2]
Beam	10.2 m (33 ft)[2]
Draft	3.1 m (10 ft)[2]
Propulsion	2 x SEMT Pielstick 12PA6 diesels; 16,000 shaft horsepower (12,000 kW)[2] 2 shafts[2]
Speed	26 knots[2]
Range	4,000 nmi (7,400 km; 4,600 mi) at 15 knots (28 km/h; 17 mph)[2]
Complement	185[2]
Sensors and processing systems	Radar Type 381 air search[2] Square Tie surface search[2] Fin Curve navigation[2] Sun Visor 8 fire control[2] 2 x Fog Lamp fire control[2] Type 341 fire control[2] Sonar Pegas-2M active hull-mounted[2] Tamir 2 active hull-mounted[2]
Electronic warfare & decoys	2 x Jug Pair ESM[2]
Armament	2 × 3.9 in (100 mm)/56 (twin) guns[2] 4 × 37 mm/63 twin guns[2] 2 x HQ-61 SAM twin launchers[2] 2 x BMB-2 depth charge projectors[2] 2 x depth charge racks[2] 2 x RBU-1200 ASW rocket launchers[2]

Yingtan formally entered service in 1974, but was only named on 1 August 1986. She participated in the Johnson South Reef Skirmish in 1988. The frigate retired in 1994 and became a museum ship at the Chinese Navy Museum in Qingdao.^[1]

A sister ship was being constructed at the Qiuxin Shipyard by 1979^[2] but was not completed.