diff --git a/src/lib/components/gen-price-panel.svelte b/src/lib/components/gen-price-panel.svelte
new file mode 100644
index 0000000..013dda6
--- /dev/null
+++ b/src/lib/components/gen-price-panel.svelte
@@ -0,0 +1,246 @@
+<script lang="ts">
+	import { logger } from '$lib/core/utils/logger';
+	import { addNotification } from '$lib/core/stores/noti.js';
+	import Button from '$lib/components/ui/button/button.svelte';
+	import Spinner from '$lib/components/ui/spinner/spinner.svelte';
+	import Progress from '$lib/components/ui/progress/progress.svelte';
+	import * as Dialog from '$lib/components/ui/dialog/index.js';
+	import { Cog, Upload, RotateCcw } from '@lucide/svelte/icons';
+
+	import * as adb from '$lib/core/adb/adb';
+	import {
+		genLayoutBatch,
+		resetGenLayoutBatch
+	} from '$lib/core/stores/genLayoutStore.js';
+	import { requestGenPrice, requestGenPriceSlot } from '$lib/core/services/sheetService.js';
+
+	// Reusable "Gen Price" / "Gen PriceSlot" panel: triggers gen-service, receives
+	// the streamed profile JSON via the shared genLayoutBatch store, pushes the
+	// files to the machine over ADB, then offers an app restart.
+	let { country, mode }: { country: string; mode: 'price' | 'priceslot' } = $props();
+
+	const sourceDir = '/sdcard/coffeevending';
+	const label = mode === 'price' ? 'Gen Price' : 'Gen PriceSlot';
+	const expectedRef = mode === 'price' ? 'gen-price' : 'gen-priceslot';
+
+	let status = $derived($genLayoutBatch.status);
+	let files = $derived($genLayoutBatch.files);
+	// Only reflect progress for our own kind (the store is shared across pages).
+	let isOurs = $derived($genLayoutBatch.ref === expectedRef);
+	let busy = $derived(isOurs && (status === 'generating' || status === 'receiving'));
+
+	let pushing = $state(false);
+	let pushProgress = $state({ current: 0, total: 0 });
+	let restartOpen = $state(false);
+	let restarting = $state(false);
+
+	function machineConnected(): boolean {
+		return Boolean(adb.getAdbInstance());
+	}
+
+	function startGen() {
+		if (!machineConnected()) {
+			addNotification('ERR:Machine not connected. Cannot push files to Android.');
+			return;
+		}
+		resetGenLayoutBatch();
+		const sent = mode === 'price' ? requestGenPrice(country) : requestGenPriceSlot(country);
+		if (!sent) {
+			addNotification('ERR:WebSocket not connected');
+		}
+	}
+
+	// Web-gen produces "_web" profile variants in the recipe repo (so the canonical
+	// master is never overwritten). Map them to the machine's ACTIVE profile name:
+	//   - drop the "_web" marker, and
+	//   - for master files replace "master" -> "1" and drop any leading dot.
+	//   profile_master_web.json        -> /sdcard/coffeevending/profile/profile_1.json
+	//   profile_AUS_master_web.json    -> /sdcard/coffeevending/profile/profile_AUS_1.json
+	//   price/profile_<T>_slot_<N>_web.json -> .../profile/price/profile_<T>_slot_<N>.json
+	// Slots are detected by a "/price/" segment.
+	function toMachinePath(genFilePath: string): string {
+		const isSlot = genFilePath.includes('/price/');
+		let filename = (genFilePath.split('/').pop() || '').replace('_web', '');
+		if (!isSlot) {
+			filename = filename.replace('master', '1');
+			if (filename.startsWith('.')) filename = filename.slice(1);
+		}
+		return isSlot
+			? `${sourceDir}/profile/price/${filename}`
+			: `${sourceDir}/profile/${filename}`;
+	}
+
+	async function pushAll() {
+		if (!machineConnected()) {
+			addNotification('ERR:Machine not connected');
+			return;
+		}
+		const list = $genLayoutBatch.files;
+		if (list.length === 0) {
+			addNotification('WARN:No files to push');
+			return;
+		}
+
+		pushing = true;
+		pushProgress = { current: 0, total: list.length };
+		try {
+			for (let i = 0; i < list.length; i++) {
+				const file = list[i];
+				const androidPath = toMachinePath(file.file);
+				const parentDir = androidPath.slice(0, androidPath.lastIndexOf('/'));
+				await adb.executeCmd(`mkdir -p "${parentDir}"`);
+				await adb.push(androidPath, file.content);
+				pushProgress = { current: i + 1, total: list.length };
+				logger.info(`[${label}] Pushed ${i + 1}/${list.length}: ${androidPath}`);
+			}
+			addNotification(`INFO:Pushed ${list.length} ${mode} file(s) to Android`);
+			restartOpen = true;
+		} catch (error) {
+			logger.error(`[${label}] Push error:`, error);
+			addNotification(`ERR:Failed to push files: ${error}`);
+		} finally {
+			pushing = false;
+		}
+	}
+
+	async function confirmRestart() {
+		if (!machineConnected()) {
+			addNotification('ERR:Machine not connected');
+			return;
+		}
+		restarting = true;
+		try {
+			// A price change only takes effect after a FULL device reboot (restarting
+			// just the XMLEngine app is not enough for new profile prices).
+			addNotification('INFO:Rebooting machine to apply new prices...');
+			await adb.executeCmd('reboot');
+			addNotification('INFO:Reboot command sent');
+			restartOpen = false;
+		} catch (error) {
+			logger.error(`[${label}] Reboot error:`, error);
+			addNotification(`ERR:Failed to reboot machine: ${error}`);
+		} finally {
+			restarting = false;
+		}
+	}
+</script>
+
+<div class="rounded-lg border bg-muted/30 p-4">
+	<div class="flex items-center justify-between gap-4">
+		<div>
+			<h4 class="font-semibold">{label}</h4>
+			<p class="text-sm text-muted-foreground">
+				Generate and push {mode === 'price' ? 'price' : 'price-slot'} profile files to Machine
+			</p>
+		</div>
+		<div class="flex gap-2">
+			<Button variant="outline" onclick={startGen} disabled={busy || pushing}>
+				{#if busy}
+					<Spinner class="mr-2 h-4 w-4" />
+					{status === 'generating' ? 'Generating...' : 'Receiving...'}
+				{:else}
+					<Cog class="mr-2 h-4 w-4" />
+					{label}
+				{/if}
+			</Button>
+
+			{#if isOurs && status === 'complete' && files.length > 0}
+				<Button variant="default" onclick={pushAll} disabled={pushing || !machineConnected()}>
+					{#if pushing}
+						<Spinner class="mr-2 h-4 w-4" />
+						Pushing {pushProgress.current}/{pushProgress.total}...
+					{:else}
+						<Upload class="mr-2 h-4 w-4" />
+						Push All ({files.length} files)
+					{/if}
+				</Button>
+			{/if}
+
+			<Button
+				variant="outline"
+				onclick={() => (restartOpen = true)}
+				disabled={pushing || restarting || !machineConnected()}
+			>
+				{#if restarting}
+					<Spinner class="mr-2 h-4 w-4" />
+					Rebooting...
+				{:else}
+					<RotateCcw class="mr-2 h-4 w-4" />
+					Reboot Machine
+				{/if}
+			</Button>
+		</div>
+	</div>
+
+	{#if isOurs && status === 'receiving'}
+		<div class="mt-4 space-y-2">
+			<Progress
+				value={$genLayoutBatch.total_files > 0
+					? (files.length / $genLayoutBatch.total_files) * 100
+					: 0}
+				max={100}
+				class="h-2"
+			/>
+			<p class="text-center text-xs text-muted-foreground">
+				Receiving files: {files.length} / {$genLayoutBatch.total_files}
+			</p>
+		</div>
+	{/if}
+
+	{#if pushing}
+		<div class="mt-4 space-y-2">
+			<Progress
+				value={pushProgress.total > 0 ? (pushProgress.current / pushProgress.total) * 100 : 0}
+				max={100}
+				class="h-2"
+			/>
+			<p class="text-center text-xs text-muted-foreground">
+				Pushing to Android: {pushProgress.current} / {pushProgress.total}
+			</p>
+		</div>
+	{/if}
+
+	{#if isOurs && status === 'complete' && files.length > 0}
+		<div class="mt-4">
+			<p class="mb-2 text-sm font-medium">Generated {files.length} file(s):</p>
+			<div class="max-h-32 overflow-y-auto rounded border bg-background p-2">
+				{#each files as file}
+					<div class="truncate font-mono text-xs text-muted-foreground">
+						{file.file.split('/').pop()}
+					</div>
+				{/each}
+			</div>
+		</div>
+	{/if}
+
+	{#if isOurs && status === 'error'}
+		<div class="mt-4 rounded border border-red-200 bg-red-50 p-3">
+			<p class="text-sm text-red-600">{$genLayoutBatch.error}</p>
+		</div>
+	{/if}
+</div>
+
+<Dialog.Root bind:open={restartOpen}>
+	<Dialog.Content class="sm:max-w-md">
+		<Dialog.Header>
+			<Dialog.Title>Reboot Machine?</Dialog.Title>
+			<Dialog.Description>
+				New {mode} prices only take effect after a full device reboot. The machine
+				will restart — this takes a few minutes.
+			</Dialog.Description>
+		</Dialog.Header>
+		<div class="flex justify-end gap-3">
+			<Button variant="outline" onclick={() => (restartOpen = false)} disabled={restarting}>
+				Later
+			</Button>
+			<Button onclick={confirmRestart} disabled={restarting}>
+				{#if restarting}
+					<Spinner class="mr-2 h-4 w-4" />
+				{:else}
+					<RotateCcw class="mr-2 h-4 w-4" />
+				{/if}
+				Reboot Now
+			</Button>
+		</div>
+	</Dialog.Content>
+</Dialog.Root>
diff --git a/src/lib/core/handlers/messageHandler.ts b/src/lib/core/handlers/messageHandler.ts
index 276a71f..a43efb3 100644
--- a/src/lib/core/handlers/messageHandler.ts
+++ b/src/lib/core/handlers/messageHandler.ts
@@ -261,14 +261,23 @@ const handlers: Record<string, (payload: any) => void> = {
 		// Handle gen-service responses
 		if (from === 'gen-service') {
 			switch (level) {
-				case 'batch_start':
+				case 'batch_start': {
+					const genRef = p.ref ?? 'gen-layout';
 					handleGenLayoutBatchStart({
 						batch_id: p.batch_id,
 						total_files: p.total_files,
-						total_size_bytes: p.total_size_bytes
+						total_size_bytes: p.total_size_bytes,
+						ref: genRef
 					});
-					addNotification(`INFO:Gen Layout started (${p.total_files} files)`);
+					const genLabel =
+						genRef === 'gen-price'
+							? 'Gen Price'
+							: genRef === 'gen-priceslot'
+								? 'Gen PriceSlot'
+								: 'Gen Layout';
+					addNotification(`INFO:${genLabel} started (${p.total_files} files)`);
 					break;
+				}
 				case 'file':
 					handleGenLayoutFile({
 						batch_id: p.batch_id,
@@ -287,11 +296,11 @@ const handlers: Record<string, (payload: any) => void> = {
 						batch_id: p.batch_id,
 						total_files: p.total_files
 					});
-					addNotification('INFO:Gen Layout complete');
+					addNotification('INFO:Generation complete');
 					break;
 				case 'ERROR':
 					handleGenLayoutError(msg);
-					addNotification(`ERR:Gen Layout error: ${msg}`);
+					addNotification(`ERR:Generation error: ${msg}`);
 					break;
 				default:
 					logger.info('[GenService] Received:', level, msg);
diff --git a/src/lib/core/services/sheetService.ts b/src/lib/core/services/sheetService.ts
index 2034fb7..7cb0d05 100644
--- a/src/lib/core/services/sheetService.ts
+++ b/src/lib/core/services/sheetService.ts
@@ -325,7 +325,7 @@ export async function requestGenLayout(country: string): Promise<boolean> {
 		};
 	}
 
-	setGenLayoutGenerating();
+	setGenLayoutGenerating('gen-layout');
 
 	logger.info('[sheetService] Sending gen-layout request for country:', country);
 
@@ -344,6 +344,79 @@ export async function requestGenLayout(country: string): Promise<boolean> {
 	});
 }
 
+/**
+ * Trigger gen-service to (re)generate the machine price profile from Grist.
+ * Backend: taobin_admin app.py `gen-price` branch -> gen_price_supra.gen_price.
+ * Produces profile_<C>_master.json, commits to recipe-repo, streams files back
+ * (ref='gen-price') for the frontend to push to the machine.
+ */
+export async function requestGenPrice(country: string): Promise<boolean> {
+	const curr_user = get(auth);
+
+	let user_info: any = {};
+	if (curr_user) {
+		user_info = {
+			displayName: curr_user.displayName,
+			email: curr_user.email,
+			uid: curr_user.uid
+		};
+	}
+
+	setGenLayoutGenerating('gen-price');
+
+	logger.info('[sheetService] Sending gen-price request for country:', country);
+
+	return await sendMessage({
+		type: 'command',
+		payload: {
+			user_info,
+			srv_name: 'gen-service',
+			values: {
+				file_layout: 'sheet',
+				file_desc: 'sheet',
+				country: country,
+				param: 'gen-price-supra_app'
+			}
+		}
+	});
+}
+
+/**
+ * Trigger gen-service to (re)generate the per-slot price profiles from Grist.
+ * Backend: taobin_admin app.py `gen-priceslot` branch -> gen_price_supra.gen_priceslot.
+ * Produces profile_<C>_slot_<N>.json (ref='gen-priceslot').
+ */
+export async function requestGenPriceSlot(country: string): Promise<boolean> {
+	const curr_user = get(auth);
+
+	let user_info: any = {};
+	if (curr_user) {
+		user_info = {
+			displayName: curr_user.displayName,
+			email: curr_user.email,
+			uid: curr_user.uid
+		};
+	}
+
+	setGenLayoutGenerating('gen-priceslot');
+
+	logger.info('[sheetService] Sending gen-priceslot request for country:', country);
+
+	return await sendMessage({
+		type: 'command',
+		payload: {
+			user_info,
+			srv_name: 'gen-service',
+			values: {
+				file_layout: 'sheet',
+				file_desc: 'sheet',
+				country: country,
+				param: 'gen-priceslot-supra_app'
+			}
+		}
+	});
+}
+
 /**
  * Request price data from sheet for specific product codes
  * NOTE: Can only send once per type (price). Use hasSheetPriceBeenSent to check.
diff --git a/src/lib/core/stores/genLayoutStore.ts b/src/lib/core/stores/genLayoutStore.ts
index d0a5e7c..ccf811c 100644
--- a/src/lib/core/stores/genLayoutStore.ts
+++ b/src/lib/core/stores/genLayoutStore.ts
@@ -7,12 +7,20 @@ export interface GenLayoutFile {
 	file_index: number;
 }
 
+// Kind of gen-service batch. Distinguishes which files were generated so the
+// push logic can map them to the correct machine path.
+//   gen-layout     -> layout files under taobin_project/
+//   gen-price      -> profile_<C>_master.json -> /sdcard/coffeevending/profile/
+//   gen-priceslot  -> profile_<C>_slot_<N>.json -> .../price/
+export type GenKind = 'gen-layout' | 'gen-price' | 'gen-priceslot';
+
 export interface GenLayoutBatch {
 	batch_id: string;
 	total_files: number;
 	total_size_bytes: number;
 	status: 'idle' | 'generating' | 'receiving' | 'complete' | 'error';
 	files: GenLayoutFile[];
+	ref: GenKind;
 	error?: string;
 }
 
@@ -29,7 +37,8 @@ const initialState: GenLayoutBatch = {
 	total_files: 0,
 	total_size_bytes: 0,
 	status: 'idle',
-	files: []
+	files: [],
+	ref: 'gen-layout'
 };
 
 export const genLayoutBatch = writable<GenLayoutBatch>(initialState);
@@ -52,15 +61,17 @@ export function handleGenLayoutBatchStart(payload: {
 	batch_id: string;
 	total_files: number;
 	total_size_bytes: number;
+	ref?: GenKind;
 }) {
 	genLayoutBatch.set({
 		batch_id: payload.batch_id,
 		total_files: payload.total_files,
 		total_size_bytes: payload.total_size_bytes,
 		status: 'receiving',
-		files: []
+		files: [],
+		ref: payload.ref ?? get(genLayoutBatch).ref ?? 'gen-layout'
 	});
-	logger.info('[GenLayout] Batch started:', payload.batch_id, 'total files:', payload.total_files);
+	logger.info('[GenLayout] Batch started:', payload.batch_id, 'ref:', payload.ref, 'total files:', payload.total_files);
 }
 
 export function handleGenLayoutFile(payload: {
@@ -79,7 +90,10 @@ export function handleGenLayoutFile(payload: {
 
 	if (payload.is_chunked) {
 		const fileIndex = payload.file_index;
-		const partIndex = payload.part_index ?? 0;
+		// Backend sends part_index 1-based (1..N); normalize to 0-based so it
+		// matches the 0..totalParts-1 assembly loop below. Without this, part 1
+		// was stored empty and the last chunk was dropped (files > 1MB corrupted).
+		const partIndex = (payload.part_index ?? 1) - 1;
 		const totalParts = payload.total_parts ?? 1;
 
 		// Get or create tracker for this file
@@ -242,9 +256,10 @@ export function resetGenLayoutBatch() {
 	chunkedFiles.clear();
 }
 
-export function setGenLayoutGenerating() {
+export function setGenLayoutGenerating(ref: GenKind = 'gen-layout') {
 	genLayoutBatch.update((batch) => ({
 		...batch,
+		ref,
 		status: 'generating'
 	}));
 }
diff --git a/src/routes/(authed)/sheet/price/[country]/+page.svelte b/src/routes/(authed)/sheet/price/[country]/+page.svelte
index 3667b69..96a1a8a 100644
--- a/src/routes/(authed)/sheet/price/[country]/+page.svelte
+++ b/src/routes/(authed)/sheet/price/[country]/+page.svelte
@@ -24,6 +24,7 @@
 	import * as Table from '$lib/components/ui/table/index.js';
 	import Spinner from '$lib/components/ui/spinner/spinner.svelte';
 	import { Plus, RefreshCw, Save } from '@lucide/svelte/icons';
+	import GenPricePanel from '$lib/components/gen-price-panel.svelte';
 
 	let selectedCountry = $state<string>($page.params.country || get(departmentStore) || '');
 	let search = $state('');
@@ -211,6 +212,12 @@
 			</div>
 		</div>
 
+		{#if selectedCountry}
+			<div class="mb-5">
+				<GenPricePanel country={selectedCountry} mode="price" />
+			</div>
+		{/if}
+
 		<div
 			class="mb-5 grid gap-3 rounded-xl border bg-card/60 p-4 lg:grid-cols-[1fr_180px_180px_140px_auto]"
 		>