diff --git a/Src/Dlhis.External/OpenApi/Controllers/FactoryController.cs b/Src/Dlhis.External/OpenApi/Controllers/FactoryController.cs
new file mode 100644
index 00000000..79b6861f
--- /dev/null
+++ b/Src/Dlhis.External/OpenApi/Controllers/FactoryController.cs
@@ -0,0 +1,26 @@
+using Dlhis.External.OpenApi.Response;
+using Dlhis.External.OpenApi.Services;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+
+namespace Dlhis.External.OpenApi.Controllers
+{
+    [Authorize]
+    [Route("api/[controller]")]
+    [ApiController]
+    public class FactoryController : ControllerBase
+    {
+        private readonly IFactoryService _factoryService;
+
+        public FactoryController(IFactoryService factoryService)
+        {
+            _factoryService = factoryService;
+        }
+
+        [HttpGet("all")]
+        public async Task<List<FactoryResponse>> GetAllFactoriesAsync()
+        {
+            return await _factoryService.GetAllFactoriesAsync();
+        }
+    }
+}
\ No newline at end of file
diff --git a/Src/Dlhis.External/OpenApi/Response/FactoryResponse.cs b/Src/Dlhis.External/OpenApi/Response/FactoryResponse.cs
new file mode 100644
index 00000000..ef9ea805
--- /dev/null
+++ b/Src/Dlhis.External/OpenApi/Response/FactoryResponse.cs
@@ -0,0 +1,9 @@
+namespace Dlhis.External.OpenApi.Response
+{
+    public class FactoryResponse
+    {
+        public string PCode { get; set; }
+        public string Code { get; set; }
+        public string Name { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/Src/Dlhis.External/OpenApi/Services/IFactoryService.cs b/Src/Dlhis.External/OpenApi/Services/IFactoryService.cs
new file mode 100644
index 00000000..813d73f1
--- /dev/null
+++ b/Src/Dlhis.External/OpenApi/Services/IFactoryService.cs
@@ -0,0 +1,9 @@
+using Dlhis.External.OpenApi.Response;
+
+namespace Dlhis.External.OpenApi.Services
+{
+    public interface IFactoryService : IScopeDependency
+    {
+        Task<List<FactoryResponse>> GetAllFactoriesAsync();
+    }
+}
\ No newline at end of file
diff --git a/Src/Dlhis.External/OpenApi/Services/Implements/FactoryService.cs b/Src/Dlhis.External/OpenApi/Services/Implements/FactoryService.cs
new file mode 100644
index 00000000..0a8df295
--- /dev/null
+++ b/Src/Dlhis.External/OpenApi/Services/Implements/FactoryService.cs
@@ -0,0 +1,29 @@
+using Dlhis.Entity.Sys.Entities;
+using Dlhis.External.OpenApi.Response;
+using Kurisu.AspNetCore.DataAccess.SqlSugar.Services;
+
+namespace Dlhis.External.OpenApi.Services.Implements
+{
+    public class FactoryService : IFactoryService
+    {
+        private readonly IDbContext _dbContext;
+
+        public FactoryService(IDbContext dbContext)
+        {
+            _dbContext = dbContext.ChangeDb("identity");
+        }
+
+        public async Task<List<FactoryResponse>> GetAllFactoriesAsync()
+        {
+            return await _dbContext.Queryable<TenantEntity>()
+                .Where(x => x.Code != "1234")
+                .Select(x => new FactoryResponse
+                {
+                    PCode = x.PCode,
+                    Code = x.Code,
+                    Name = x.Name
+                })
+                .ToListAsync();
+        }
+    }
+}
\ No newline at end of file