1931-1945: Their Childhood - Tunnel Warfare/地道战 Demo

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App ID	3856070
App Type	Demo
Developer	Hongji Interactive
Publisher	Hongji Interactive
Supported Systems	Windows
Technologies	Unity Engine
Last Changenumber	29943718
Last Record Update	8 July 2025 – 06:40:38 UTC ()
Release Date	8 July 2025 – 00:32:24 UTC ()
Parent App	1931-1945: Their Childhood - Tunnel Warfare/地道战 (3806260)

In-App

1931-1945,the chinese Tunnel Warfare. Customizable map WWII RTS simulation with player-designed tunnels, dynamic difficulty, and enemy AI. Base strategies and tech choices shape unique combat styles. Experience authentic WWII tactics, not fantasy.

Additional Information

This demo is excluded from Steam Family Sharing because: Parent app is excluded

Developer

Hongji Interactive

ReleaseState

released

Publisher

Hongji Interactive

Exclude from family sharing (exfgls)

9 (Parent app is excluded)

Store Release Date

8 July 2025 – 00:32:24 UTC ()

osarch

Primary Genre

Strategy (2)

Store Genres

Simulation (28), Strategy (2)

Steam Release Date

8 July 2025 – 00:32:24 UTC ()

Store Asset Modification Time

8 July 2025 – 06:39:38 UTC () (1751956778)

library_assets

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height_pct	39.60888992765746

osextended

empty string

Is free on the store?

Yes

Detected Technologies (?)

Unity Engine, Protocol_Buffers SDK, UnityBurst SDK, UnityEntities SDK, cURL SDK

Content Descriptors

Frequent Violence or Gore (2), General Mature Content (5)

controllertagwizard

Yes

First seen on SteamDB

2 July 2025 – 11:32:02 UTC (), in changelist #29859418

Content Descriptors (Including DLC)

Frequent Violence or Gore (2), General Mature Content (5)

Supported Languages

3 Languages	Interface	Subtitles
English	Yes	Yes
Simplified Chinese	Yes	Yes
Traditional Chinese	Yes	Yes

Accessibility Categories

Custom Volume Controls

Playable without Timed Input

Adjustable Difficulty

Assets

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Assets

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timestamp	8 July 2025 – 06:40:35 UTC

Trailers

257164522 ↴
trailer_name	地道战demo20250608版
trailer_category	0
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timestamp	1751934703

Depots

ID	Configuration	Size	DL.
3856071	Windows 64-bit	675.35 MiB	365.14 MiB

Total size on disk is 675.35 MiB and total download size is 365.14 MiB.

Branches

Name	Description	Build ID	Time Updated
public		19087076	3 July 2025 – 02:28:30 UTC