By 1969, the 750 metre deep deepwater torpedo testing range was established with the help of over 80 enterprises and named as 750 Testing Range (750试验场) in Kunming, after the greatest simulated depth of the range, and a total of 4 sample torpedoes were produced.
torpedo | Motor Torpedo Boat | torpedo boat | Torpedo Rīga | FC Torpedo Moscow | Torpedo tube | FC Torpedo-BelAZ Zhodino | Motor Torpedo Boat PT-109 | Mark 14 torpedo | G7es torpedo | torpedo tube | Torpedo Squadron | torpedo net | Torpedo Junction (Hickam novel) | Torpedo Junction | Torpedo bulkhead | torpedo boat ''Tomozuru'' | Torpedo | The forward torpedo room of ''I-58'' while at Sasebo, Nagasaki | Spearfish torpedo | spar torpedo | Sheen's "My Violent Torpedo of Truth/Defeat is Not An Option" tour on the marquee of Radio City Music Hall | River-class torpedo-boat destroyer | Motor Torpedo Boat Squadrons Training Center | Motor Torpedo Boat ''PT-109'' | Mark 27 torpedo | Mark 20 torpedo | Mark 15 torpedo | Ludwig Obry's gyroscopic mechanism for steering a Whitehead torpedo | Japanese torpedo boat Tomozuru |