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Naval support & landing craftActiveProfile in progress
Hydrographic survey ship
Type 636 hydrographic survey ship is a hydrographic survey ship. It was built by Wuhu.
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Yanlai class
Hydrographic survey ship
Marine Diesel
Navigation radar
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The ship was built by Wuhu Shipyard and entered service in August 1998.
The Type 636 and its successor Type 636A hydrographic survey ships is type of Chinese survey and research vessel designed to replace earlier Type 625 and Type 635 research vessels , and is currently in service with the People's Liberation Army Navy and Chinese Coast Guard . Type 636 & 636A has received NATO reporting name Shupang class .
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
Type 636 hydrographic survey ship equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
ChinaNavy exact named Type-636 (Shupang), Type-636A (Shupang) component holdings; active, operational-reserve and training equipment excluding equipment in store. November 2025 IISS assessment. Named service only, not a national total or combat-readiness measure. Source armament/capacity counts are excluded. Family total 13 is the sum of distinct source-listed configurations: Type-636 (Shupang)=4 + Type-636A (Shupang)=9. Each configuration is explicitly declared in the own primary article; no prefix-derived or sibling design binding.