diff --git a/app/Filament/Resources/ProductionCharacteristicResource.php b/app/Filament/Resources/ProductionCharacteristicResource.php
new file mode 100644
index 0000000..5c60cbf
--- /dev/null
+++ b/app/Filament/Resources/ProductionCharacteristicResource.php
@@ -0,0 +1,369 @@
+<?php
+
+namespace App\Filament\Resources;
+
+use App\Filament\Exports\ProductionCharacteristicExporter;
+use App\Filament\Imports\ProductionCharacteristicImporter;
+use App\Filament\Resources\ProductionCharacteristicResource\Pages;
+use App\Filament\Resources\ProductionCharacteristicResource\RelationManagers;
+use App\Models\Item;
+use App\Models\Line;
+use App\Models\Machine;
+use App\Models\Plant;
+use App\Models\ProductCharacteristicsMaster;
+use App\Models\ProductionCharacteristic;
+use Filament\Tables\Actions\ExportAction;
+use Filament\Tables\Actions\ImportAction;
+use Filament\Facades\Filament;
+use Filament\Forms;
+use Filament\Forms\Form;
+use Filament\Resources\Resource;
+use Filament\Tables;
+use Filament\Tables\Table;
+use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Database\Eloquent\SoftDeletingScope;
+use Filament\Forms\Get;
+
+class ProductionCharacteristicResource extends Resource
+{
+    protected static ?string $model = ProductionCharacteristic::class;
+
+    protected static ?string $navigationIcon = 'heroicon-o-rectangle-stack';
+
+    protected static ?string $navigationGroup = 'Production';
+
+    public static function form(Form $form): Form
+    {
+        return $form
+            ->schema([
+                Forms\Components\Select::make('plant_id')
+                    ->label('Plant Name')
+                    ->nullable()
+                    ->searchable()
+                    ->reactive()
+                    ->relationship('plant', 'name')
+                    ->options(function (callable $get) {
+                        $userHas = Filament::auth()->user()->plant_id;
+
+                        return ($userHas && strlen($userHas) > 0) ? Plant::where('id', $userHas)->pluck('name', 'id')->toArray() : Plant::orderBy('code')->pluck('name', 'id')->toArray();
+                    })
+                    ->disabled(fn (Get $get) => ! empty($get('id')))
+                    ->default(function () {
+                        $userHas = Filament::auth()->user()->plant_id;
+
+                        return ($userHas && strlen($userHas) > 0) ? $userHas : optional(ProductionCharacteristic::latest()->first())->plant_id;
+                    })
+                    ->afterStateUpdated(function ($state, $set, callable $get) {
+                        $plantId = $get('plant_id');
+                        $set('line_id', null);
+                        $set('item_id', null);
+                        $set('machine_id', null);
+                        $set('production_order', null);
+                        $set('serial_number', null);
+                        $set('observed_value', null);
+                        $set('status', 'NotOk');
+                        $set('updated_by', Filament::auth()->user()?->name);
+                        if (! $plantId) {
+                            $set('poPlantError', 'Please select a plant first.');
+                        }
+                    })
+                    ->extraAttributes(fn ($get) => [
+                        'class' => $get('poPlantError') ? 'border-red-500' : '',
+                    ])
+                    ->hint(fn ($get) => $get('poPlantError') ? $get('poPlantError') : null)
+                    ->hintColor('danger')
+                    ->required(),
+                Forms\Components\Select::make('line_id')
+                    ->label('Line Name')
+                    ->nullable()
+                    ->searchable()
+                    ->reactive()
+                    ->options(function (callable $get) {
+                        if (! $get('plant_id')) {
+                            return [];
+                        }
+
+                        return Line::where('plant_id', $get('plant_id'))
+                            ->pluck('name', 'id')
+                            ->toArray();
+                    })
+                    ->disabled(fn (Get $get) => ! empty($get('id')))
+                    ->afterStateUpdated(function ($state, $set, callable $get) {
+                        $plantId = $get('plant_id');
+                        $set('item_id', null);
+                        $set('machine_id', null);
+                        $set('production_order', null);
+                        $set('serial_number', null);
+                        $set('observed_value', null);
+                        $set('status', 'NotOk');
+                        $set('updated_by', Filament::auth()->user()?->name);
+                        if (! $plantId) {
+                            $set('line_id', null);
+                            $set('poPlantError', 'Please select a plant first.');
+                        }
+                    })
+                    ->required(),
+                Forms\Components\Select::make('item_id')
+                    ->label('Item Code')
+                    ->nullable()
+                    ->searchable()
+                    ->reactive()
+                    ->options(function (callable $get) {
+                        if (! $get('plant_id') || ! $get('line_id')) {
+                            return [];
+                        }
+
+                        return Item::where('plant_id', $get('plant_id'))
+                            ->pluck('code', 'id')
+                            ->toArray();
+                    })
+                    ->disabled(fn (Get $get) => ! empty($get('id')))
+                    ->afterStateUpdated(function ($state, $set, callable $get) {
+                        $plantId = $get('plant_id');
+                        $set('machine_id', null);
+                        $set('production_order', null);
+                        $set('serial_number', null);
+                        $set('observed_value', null);
+                        $set('status', 'NotOk');
+                        $set('updated_by', Filament::auth()->user()?->name);
+                        if (! $plantId) {
+                            $set('item_id', null);
+                            $set('poPlantError', 'Please select a plant first.');
+                        }
+                    })
+                    ->required(),
+                Forms\Components\Select::make('machine_id')
+                    ->label('Work Center')
+                    ->nullable()
+                    ->searchable()
+                    ->reactive()
+                    ->options(function (callable $get) {
+                        if (! $get('plant_id') || ! $get('line_id') || ! $get('item_id')) {
+                            return [];
+                        }
+
+                        return Machine::where('plant_id', $get('plant_id'))
+                            ->where('line_id', $get('line_id'))
+                            ->pluck('work_center', 'id')
+                            ->toArray();
+                    })
+                    ->disabled(fn (Get $get) => ! empty($get('id')))
+                    ->afterStateUpdated(function ($state, $set, callable $get) {
+                        $plantId = $get('plant_id');
+                        $set('production_order', null);
+                        $set('serial_number', null);
+                        $set('observed_value', null);
+                        $set('status', 'NotOk');
+                        $set('updated_by', Filament::auth()->user()?->name);
+                        if (! $plantId) {
+                            $set('machine_id', null);
+                            $set('poPlantError', 'Please select a plant first.');
+                        }
+                    })
+                    ->required(),
+                Forms\Components\TextInput::make('production_order')
+                    ->label('Production Order'),
+                Forms\Components\TextInput::make('serial_number')
+                    ->label('Serial Number'),
+                Forms\Components\TextInput::make('characteristic_name')
+                    ->label('Characteristic Name'),
+                Forms\Components\TextInput::make('observed_value')
+                    ->label('Observed Value'),
+                Forms\Components\Select::make('status')
+                    ->label('Status')
+                    ->options([
+                        'Ok' => 'Ok',
+                        'NotOk' => 'Not Ok',
+                        'ConditionallyAccepted' => 'Conditionally Accepted',
+                    ])
+                    ->reactive(),
+                Forms\Components\TextInput::make('inspection_status')
+                    ->label('Inspection Status'),
+                Forms\Components\TextInput::make('remark')
+                    ->label('Remark')
+                    ->reactive()
+                    ->required(fn ($get) => $get('status') == 'ConditionallyAccepted')
+                    ->visible(fn ($get) => $get('status') == 'ConditionallyAccepted'),
+                Forms\Components\Hidden::make('created_by')
+                    ->label('Created By'),
+                Forms\Components\Hidden::make('updated_by')
+                    ->label('Updated By'),
+            ]);
+    }
+
+    public static function table(Table $table): Table
+    {
+        return $table
+            ->columns([
+                Tables\Columns\TextColumn::make('No.')
+                    ->label('No.')
+                    ->getStateUsing(function ($record, $livewire, $column, $rowLoop) {
+                        $paginator = $livewire->getTableRecords();
+                        $perPage = method_exists($paginator, 'perPage') ? $paginator->perPage() : 10;
+                        $currentPage = method_exists($paginator, 'currentPage') ? $paginator->currentPage() : 1;
+
+                        return ($currentPage - 1) * $perPage + $rowLoop->iteration;
+                    }),
+                Tables\Columns\TextColumn::make('plant.name')
+                    ->label('Plant Name')
+                    ->searchable()
+                    ->alignCenter()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('line.name')
+                    ->label('Line Name')
+                    ->searchable()
+                    ->alignCenter()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('item.code')
+                    ->label('Item Code')
+                    ->searchable()
+                    ->alignCenter()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('item.description')
+                    ->label('Item Description')
+                    ->searchable()
+                    ->alignCenter()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('machine.work_center')
+                    ->label('Work Center')
+                    ->searchable()
+                    ->alignCenter()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('production_order')
+                    ->label('Production Order')
+                    ->searchable()
+                    ->alignCenter()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('serial_number')
+                    ->label('Serial Number')
+                    ->searchable()
+                    ->alignCenter()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('characteristic_name')
+                    ->label('Characteristic Name')
+                    ->searchable()
+                    ->alignCenter()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('machine.name')
+                    ->label('Spec. Value')
+                    // ->searchable()
+                    ->formatStateUsing(function ($record) {
+                        $specVal = ProductCharacteristicsMaster::where('plant_id', $record->plant_id)->where('item_id', $record->item_id)->where('line_id', $record->line_id)->where('machine_id', $record->machine_id)->first();
+
+                        // return $record?->plant_id.'-'.$record?->item_id.'-'.$record->line_id.'-'.$record?->machine_id;
+                        return $specVal?->lower.' - '.$specVal?->upper;
+                    })
+                    ->alignCenter()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('observed_value')
+                    ->label('Observed Value')
+                    ->searchable()
+                    ->alignCenter()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('status')
+                    ->label('Status')
+                    ->searchable()
+                    // ->formatStateUsing(function ($record) {
+                    //     return empty($record->status == 'Ok') ? 'Ok' : 'Not Ok';
+                    // })
+                    ->color(fn (string $state): string => match ($state) {
+                        'Ok' => 'success',
+                        'Not Ok' => 'danger',
+                        'NotOk' => 'danger',
+                        'ConditionallyAccepted' => 'success',
+                        default => 'gray',
+                    })
+                    ->alignCenter()
+                    ->sortable(),
+                // Tables\Columns\TextColumn::make('inspection_status')
+                //     ->label('Inspection Status')
+                //     ->searchable()
+                //     ->color(fn (string $state): string => match ($state) {
+                //         'Ok' => 'success',
+                //         'Not Ok' => 'danger',
+                //         'NotOk' => 'danger',
+                //         default => 'gray',
+                //     })
+                //     ->alignCenter()
+                //     ->sortable(),
+                Tables\Columns\TextColumn::make('remark')
+                    ->label('Remark')
+                    ->searchable()
+                    ->alignCenter()
+                    ->sortable(),
+                Tables\Columns\TextColumn::make('created_at')
+                    ->label('Created At')
+                    ->alignCenter()
+                    ->dateTime()
+                    ->sortable()
+                    ->toggleable(isToggledHiddenByDefault: true),
+                Tables\Columns\TextColumn::make('updated_at')
+                    ->label('Updated At')
+                    ->alignCenter()
+                    ->dateTime()
+                    ->sortable()
+                    ->toggleable(isToggledHiddenByDefault: true),
+                Tables\Columns\TextColumn::make('deleted_at')
+                    ->label('Deleted At')
+                    ->alignCenter()
+                    ->dateTime()
+                    ->sortable()
+                    ->toggleable(isToggledHiddenByDefault: true),
+            ])
+            ->filters([
+                Tables\Filters\TrashedFilter::make(),
+            ])
+            ->actions([
+                Tables\Actions\ViewAction::make(),
+                Tables\Actions\EditAction::make(),
+            ])
+            ->bulkActions([
+                Tables\Actions\BulkActionGroup::make([
+                    Tables\Actions\DeleteBulkAction::make(),
+                    Tables\Actions\ForceDeleteBulkAction::make(),
+                    Tables\Actions\RestoreBulkAction::make(),
+                ]),
+            ])
+            ->headerActions([
+                ImportAction::make()
+                    ->label('Import Production Characteristics')
+                    ->color('warning')
+                    ->importer(ProductionCharacteristicImporter::class)
+                    ->visible(function () {
+                        return Filament::auth()->user()->can('view import production characteristics');
+                    }),
+                ExportAction::make()
+                    ->label('Export Production Characteristics')
+                    ->color('warning')
+                    ->exporter(ProductionCharacteristicExporter::class)
+                    ->visible(function () {
+                        return Filament::auth()->user()->can('view export production characteristics');
+                    }),
+            ]);
+    }
+
+    public static function getRelations(): array
+    {
+        return [
+            //
+        ];
+    }
+
+    public static function getPages(): array
+    {
+        return [
+            'index' => Pages\ListProductionCharacteristics::route('/'),
+            'create' => Pages\CreateProductionCharacteristic::route('/create'),
+            'view' => Pages\ViewProductionCharacteristic::route('/{record}'),
+            'edit' => Pages\EditProductionCharacteristic::route('/{record}/edit'),
+        ];
+    }
+
+    public static function getEloquentQuery(): Builder
+    {
+        return parent::getEloquentQuery()
+            ->withoutGlobalScopes([
+                SoftDeletingScope::class,
+            ]);
+    }
+}
diff --git a/app/Filament/Resources/ProductionCharacteristicResource/Pages/CreateProductionCharacteristic.php b/app/Filament/Resources/ProductionCharacteristicResource/Pages/CreateProductionCharacteristic.php
new file mode 100644
index 0000000..90592b6
--- /dev/null
+++ b/app/Filament/Resources/ProductionCharacteristicResource/Pages/CreateProductionCharacteristic.php
@@ -0,0 +1,12 @@
+<?php
+
+namespace App\Filament\Resources\ProductionCharacteristicResource\Pages;
+
+use App\Filament\Resources\ProductionCharacteristicResource;
+use Filament\Actions;
+use Filament\Resources\Pages\CreateRecord;
+
+class CreateProductionCharacteristic extends CreateRecord
+{
+    protected static string $resource = ProductionCharacteristicResource::class;
+}
diff --git a/app/Filament/Resources/ProductionCharacteristicResource/Pages/EditProductionCharacteristic.php b/app/Filament/Resources/ProductionCharacteristicResource/Pages/EditProductionCharacteristic.php
new file mode 100644
index 0000000..84e6383
--- /dev/null
+++ b/app/Filament/Resources/ProductionCharacteristicResource/Pages/EditProductionCharacteristic.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace App\Filament\Resources\ProductionCharacteristicResource\Pages;
+
+use App\Filament\Resources\ProductionCharacteristicResource;
+use Filament\Actions;
+use Filament\Resources\Pages\EditRecord;
+
+class EditProductionCharacteristic extends EditRecord
+{
+    protected static string $resource = ProductionCharacteristicResource::class;
+
+    protected function getHeaderActions(): array
+    {
+        return [
+            Actions\ViewAction::make(),
+            Actions\DeleteAction::make(),
+            Actions\ForceDeleteAction::make(),
+            Actions\RestoreAction::make(),
+        ];
+    }
+}
diff --git a/app/Filament/Resources/ProductionCharacteristicResource/Pages/ListProductionCharacteristics.php b/app/Filament/Resources/ProductionCharacteristicResource/Pages/ListProductionCharacteristics.php
new file mode 100644
index 0000000..3a468c8
--- /dev/null
+++ b/app/Filament/Resources/ProductionCharacteristicResource/Pages/ListProductionCharacteristics.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Filament\Resources\ProductionCharacteristicResource\Pages;
+
+use App\Filament\Resources\ProductionCharacteristicResource;
+use Filament\Actions;
+use Filament\Resources\Pages\ListRecords;
+
+class ListProductionCharacteristics extends ListRecords
+{
+    protected static string $resource = ProductionCharacteristicResource::class;
+
+    protected function getHeaderActions(): array
+    {
+        return [
+            Actions\CreateAction::make(),
+        ];
+    }
+}
diff --git a/app/Filament/Resources/ProductionCharacteristicResource/Pages/ViewProductionCharacteristic.php b/app/Filament/Resources/ProductionCharacteristicResource/Pages/ViewProductionCharacteristic.php
new file mode 100644
index 0000000..fd2b331
--- /dev/null
+++ b/app/Filament/Resources/ProductionCharacteristicResource/Pages/ViewProductionCharacteristic.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Filament\Resources\ProductionCharacteristicResource\Pages;
+
+use App\Filament\Resources\ProductionCharacteristicResource;
+use Filament\Actions;
+use Filament\Resources\Pages\ViewRecord;
+
+class ViewProductionCharacteristic extends ViewRecord
+{
+    protected static string $resource = ProductionCharacteristicResource::class;
+
+    protected function getHeaderActions(): array
+    {
+        return [
+            Actions\EditAction::make(),
+        ];
+    }
+}