I cannot find the information on the Chinese guns: Type 44 75mm Mountain Gun Type 41 77.7mm Field Gun Type 14 10cm Howitzer Type 14 12cm Howitzer Type 14 10cm Cannon Type 14 15cm Howitzer Type 19 15cm Howitzer 70mm Infantry Mortar 83mm Infantry Mortar 150mm Infantry Mortar 240mm Infantry Mortar Whether these gun have been developed in China or it is license Bofors, Skoda, Krupp etc. Best regards Cyril