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WULING REGIONGUIDE

Jingyu Valley, Xiranite Factory Bootstrap & Level 43+ Progression

Last updated: 2026-02-02

*TL;DR - Key Points

  • * Wuling unlocks at Authority Level 43 via the "Arrival at Wuling" main story quest
  • * Jingyu Valley is the first sub-region -- unlock teleport points immediately for fast travel
  • * Wuling has its own separate Stock Bill currency -- cannot convert from Valley Stock Bills
  • * Forge of the Sky produces Xiranite -- limited to 2 total across all Wuling AICs
  • * Bootstrap your first factory with transferred Valley IV batteries, then transition to LC Wuling Batteries
  • * Yazhen and Jincao are Wuling-exclusive crops for endgame healing items and buff consumables
  • * Tier 3 endgame gear sets require Wuling-region materials -- this is where the endgame economy lives

What Is Wuling?

Wuling is the second major region in Arknights: Endfield, unlocking at Authority Level 43 through the "Arrival at Wuling" main story quest. It introduces new mechanics, materials, and an entirely separate economy from Valley IV. If Valley IV is your early-to-mid game foundation, Wuling is where the endgame lives.

The region centers on Jingyu Valley, a mountainous area with its own resources, dungeons, and outpost. Everything in Wuling operates on parallel systems to Valley IV -- separate Stock Bills, unique crops, region-specific factory materials -- but nothing transfers directly between the two economies.

Valley IV vs Wuling Comparison

FeatureValley IVWuling
UnlockGame startAuthority Level 43
Stock BillsValley Stock BillsWuling Stock Bills (separate)
Signature MaterialFerrium, AmethystXiranite
Factory PowerManual wiring (Relay Towers + Pylons)Auto-connecting Xiranite Pylons/Relays
Depot BusFixed positionsFree-placement
Unique CropsBuckflower, Sandleaf, TartpepperYazhen, Jincao
OutpostRefugee Camp, Infra-Station, Planned Construction AreaSky King Flats
Gear TierTier 0-2Tier 3 (endgame)

Arrival Checklist

When you first unlock Wuling at Authority Level 43, follow this priority order:

  1. 1. Unlock all Jingyu Valley teleport points -- Wuling is large and has no fast travel until you activate them
  2. 2. Locate the Wuling Stock Redistribution terminal -- in the Jingyu Valley settlement area (see the Stock Redistribution Guide)
  3. 3. Transfer Valley IV batteries to a Wuling Thermal Bank for bootstrap power
  4. 4. Build your first Forge of the Sky to begin Xiranite production
  5. 5. Start gathering Yazhen and Jincao in the wild for endgame consumables
  6. 6. Set up Sky King Flats outpost to start earning Wuling Stock Bills
  7. 7. Explore for collectibles and resources -- use the interactive map to track progress

Pro Tip: Teleport Points First

Before doing anything else in Wuling, run through Jingyu Valley and activate every teleport point. The region is significantly larger than Valley IV, and backtracking without fast travel wastes enormous amounts of time. This takes 15-20 minutes and saves hours over the following weeks.

Wuling Economy vs Valley Economy

Wuling runs on a completely separate economy from Valley IV. The two Stock Bill currencies are non-convertible -- you cannot trade Valley Stock Bills for Wuling Stock Bills or vice versa. You need to build Wuling income from scratch.

Wuling Stock Bill Spending Priority

PriorityWhere to SpendWhy
1Weekly Stock RedistributionBest material rates in the game
2Wuling terminal upgradesExpand daily Elastic Goods limits
3Wuling weapon storeRegion-specific endgame weapons
4Gear Assembly materialsWuling Stock Bills used as crafting input

Two Economies Running Simultaneously

You need to maintain both Valley and Wuling economies in parallel. Valley Stock Bills still matter for Valley-specific purchases and terminal upgrades. Don't neglect Valley outpost trading when you start Wuling -- keep both factory pipelines running. For trading mechanics, see the Stock Redistribution Guide.

Jingyu Valley Exploration

Jingyu Valley is the first area you access in Wuling. It is larger than any single Valley IV sub-region, with unique resources, enemies, and landmarks.

Key Things to Find

TargetPriorityNotes
Teleport pointsCriticalActivate all for fast travel
Yazhen & Jincao nodesHighBegin wild collection on Day 1
Mining spotsHighNew ore types for Wuling recipes
Stock Redistribution terminalHighLocated in the main settlement area
Sky King Flats outpostHighUnlocks via "Where Danger Sleeps" quest
Boss encounter locationsMediumScout locations before you're ready to fight

Use the interactive map with 5600+ markers to find specific resources, collectibles, and landmarks across all Wuling sub-regions.

Wuling Factory Bootstrap

Your first challenge in Wuling is getting an AIC factory running with no local power infrastructure. Everything must be bootstrapped from Valley IV resources.

Bootstrap Strategy

  1. 1. Transfer Valley IV batteries (LC or SC Valley Batteries) to a Wuling Thermal Bank via your Depot
  2. 2. Run the Thermal Bank to provide initial power
  3. 3. Build a Forge of the Sky -- the Wuling-exclusive facility that produces Xiranite
  4. 4. Craft LC Wuling Batteries from Xiranite materials
  5. 5. Transition to local power as LC Wuling Battery production stabilizes

Key Differences from Valley IV

Auto-Connecting Pylons

Xiranite Pylons and Relays auto-connect to the PAC -- no manual wiring needed. Place them and they link automatically.

Free-Placement Depot Bus

Unlike Valley IV's fixed bus positions, Wuling lets you place the Depot Bus wherever you want. This makes layouts significantly more flexible.

2-Forge Limit

You can only build 2 Forges of the Sky total across all your Wuling AICs. Plan recipe allocation carefully before committing.

Pro Tip: Battery Transfer Trick

Before you arrive in Wuling, stockpile 20-30 SC Valley Batteries in your Depot. The moment you unlock Wuling, transfer them to a Thermal Bank at your first Wuling AIC. This gives you enough runway to get Xiranite production started without any downtime.

For the full factory mechanics breakdown including power chains, Thermal Bank fuel efficiency, and production chain details, see the AIC Factory Guide.

Deep Dive: Phased Build Order

For a phase-by-phase build order from Phase 0 bootstrap charge through Marker Stone hetonite components -- including exact battery packager ratios, Xiranite Farm setup, and the Qingbo vs Marker Stone xircon decision -- read Wuling AIC Early Game Guide: Bootstrap to Hetonite.

Wuling Crops & Consumables

Two crop families are exclusive to the Wuling region and unavailable anywhere in Valley IV. Both produce endgame-quality consumables.

CropLocationProductsUse
YazhenJingyu Valley, WulingYazhen Spray (S/L), Yazhen Syringe (C/A)Endgame heal-over-time items
JincaoWuling (exclusive)Jincao Drink, Tea, Tisane, InfusionTiered instant healing + buffs

Why These Matter

Yazhen Spray S/L

Among the best heal-over-time items in the game. Scales with Max HP percentage, making them effective at every gear level.

Jincao Infusion

Provides the highest single-target instant healing in the game (22% Max HP + 1,954 flat). Essential for endgame boss attempts.

Start gathering wild specimens immediately upon arriving -- even before your planting loops are set up. Early specimens feed your Seed-Picking Units later.

For crop loop setup, see the Planting Guide. For consumable tier lists and loadouts, see the Consumable Strategy Guide.

Xiranite Priority Crafting

With only 2 Forges of the Sky available total, what you craft and when matters significantly. Poor allocation stalls your progression.

Recommended Forge Allocation

PhaseForge 1Forge 2Goal
ArrivalXiranite (raw)-- (not yet built)Stockpile raw material
Building UpLC Wuling BatteriesXiranite ComponentsPower self-sufficiency + components
EndgameBased on bottleneckBased on bottleneckOptimize for current needs

Key Crafting Chain

Xiranite (raw) Xiranite Components LC Wuling Batteries

LC Wuling Batteries power your Wuling factory. Until battery production is self-sustaining, you depend on Valley IV battery transfers. Achieving power independence is the first milestone.

For detailed production chain layouts and Protocol Stash logistics for splitting recipes across AICs, see the AIC Factory Guide.

Sky King Flats Outpost

Sky King Flats is Wuling's only outpost, located in Jingyu Valley. It is your sole source of Wuling Stock Bills from outpost trading.

Unlock Requirements

  • * Complete the "Where Danger Sleeps" main mission
  • * Complete the subsequent exploration mission
  • * Authority Level 43+

Trading Strategy

Wuling Stock Bills Only

All trades at Sky King Flats earn Wuling Stock Bills. These are separate from your Valley income and cannot be mixed.

Operator Liaison Bonuses

The same three bonus types apply: SAR Response (Faction, +1 Prosperity), Turn Scrap to Treasure (Hobbies, +1 Stock Bill), Survival Knowledge (Expertise, +1 Stock Bill). Assign matching operators for a 20% trigger chance on every trade.

Start Immediately

Begin trading as soon as you unlock the outpost. Wuling Prosperity leveling starts from zero, and every missed day compounds into delayed factory expansion and lower trade returns.

For full outpost mechanics, Prosperity leveling, and Operator Liaison attribute matching, see the Outpost Guide.

Wuling Dungeons & Combat

Wuling dungeons represent endgame difficulty. They drop the materials needed for Tier 3 gear sets -- the best equipment in the game. Come prepared.

Recommended Preparation

RequirementMinimumRecommended
Authority Level43 (unlock)45+
Gear TierTier 2 minimumTier 2 with good substats
ConsumablesYazhen Spray + healing itemsFull loadout with buff food
Team CompElement-matched teamsOptimized rotations

Gear Path

Wuling Dungeons Tier 3 Gear Template Crates Endgame gear sets (MI Security, Type 50 Yinglung, Tide Surge, Bonekrusha, Swordmancer, LYNX, and more)

For all Tier 3 gear sets and their 3-piece bonuses, see the Gear Database. For combat mechanics and skill rotation optimization, see the Combat Mastery Guide.

Level 43-60 Progression Roadmap

After arriving in Wuling, your priorities shift from Valley IV expansion to endgame preparation. Here is the recommended order:

PriorityActionWhy
1Set up Wuling factoryEverything depends on Xiranite production
2Unlock Sky King Flats outpostStart Wuling Stock Bill income stream
3Begin Yazhen/Jincao gatheringEndgame consumables take time to stockpile
4Upgrade Wuling terminalBetter Elastic Goods access
5Farm Wuling dungeonsTier 3 gear progression
6Push Wuling RDLResource purity and facility limits
7Optimize both ForgesMaximize Xiranite throughput

Pro Tip: Factory Before Dungeons

When you arrive in Wuling, resist the urge to immediately farm dungeons. Your first priority is getting the factory running -- Xiranite production, LC Wuling Batteries, and the Depot Bus. A self-sustaining Wuling factory generates passive income and materials 24/7, making everything else faster. Dungeons can wait a day; factory compound interest cannot.

Regional Development

Wuling has its own Regional Development Level (RDL), tracked separately from Valley IV. Raise it through:

  • * Outpost Prosperity -- largest contributor via Sky King Flats trading
  • * Factory upgrades -- expanding and upgrading Wuling AIC facilities
  • * Main story missions -- Wuling story progression
  • * Mining spot construction -- building rigs at Wuling ore veins

Higher Wuling RDL improves resource purity at mining spots, spawns rarer growths, and unlocks additional facility slots. For how Prosperity and RDL work, see the Outpost Guide.

Common Mistakes & How to Avoid Them

1. Trying to Convert Valley Stock Bills to Wuling

Valley and Wuling Stock Bills are completely separate currencies. You cannot exchange one for the other. Budget for earning Wuling Stock Bills from scratch via Sky King Flats outpost trading.

2. Not Bootstrapping Power with Valley IV Batteries

Arriving in Wuling with no pre-stockpiled batteries means your first Forge of the Sky sits idle while you scramble for power. Transfer 20-30 SC Valley Batteries before you arrive to avoid factory downtime.

3. Wasting Both Forge of the Sky Slots

You only get 2 Forges total across all Wuling AICs. Allocating both to the same recipe halves your production diversity. Plan recipe distribution before building the second Forge.

4. Ignoring Yazhen & Jincao Gathering Early

These Wuling-exclusive crops produce endgame consumables you will need for dungeons and bosses. Start wild gathering on Day 1 -- even before planting loops are set up. Early specimens feed your Seed-Picking Units later.

5. Skipping Teleport Point Unlocks

Wuling is vast. Without teleport points, every trip is a long manual run. Unlock all Jingyu Valley teleport points before doing anything else -- 15-20 minutes invested saves hours over the following weeks.

6. Over-Investing in Valley IV Factory

At Level 43+, your endgame progression depends on Wuling materials (Xiranite, Tier 3 gear). Put Valley IV factories on autopilot while you focus expansion energy on Wuling. Valley production should be self-sustaining by now.

7. Not Setting Up Sky King Flats Immediately

Every day without the outpost is a day without Wuling Stock Bill income. The compound loss adds up significantly over weeks. Make outpost unlock a top-3 priority upon arriving in Wuling.

8. Bringing Underpowered Teams to Wuling Dungeons

Wuling enemies are Authority Level 43+ difficulty. If your gear is still Tier 1 or early Tier 2, you will struggle and waste Sanity on failed runs. Farm Valley IV dungeons for solid Tier 2 gear first, then transition to Wuling content when you can clear reliably.

Quick Reference Checklist

Arrival (Level 43)

Complete “Arrival at Wuling” main story quest at Authority Level 43

Unlock all Jingyu Valley teleport points for fast travel

Locate the Wuling Stock Redistribution terminal in Jingyu Valley

Transfer Valley IV batteries to bootstrap first Wuling AIC

Build your first Forge of the Sky

Begin gathering Yazhen and Jincao in the wild

Set up Sky King Flats outpost for Wuling Stock Bills

Building Up (Level 43–48)

Start Xiranite production at Forge of the Sky

Craft Xiranite Components and LC Wuling Batteries

Transition from Valley batteries to local Wuling power

Set up Yazhen and Jincao crop loops via Planting Units

Upgrade Wuling Stock Redistribution terminal

Begin Wuling Outpost Orders for consistent Stock Bill income

Expansion (Level 48–55)

Build second Forge of the Sky (plan recipe allocation carefully)

Expand Wuling AIC with free-placement Depot Bus

Begin farming Wuling dungeons for Tier 3 gear materials

Push Regional Development Level in Wuling

Split complex production chains across multiple AICs via Protocol Stash

Stock Wuling Stock Bills for endgame purchases

Endgame (Level 55–60)

Both Forges of the Sky running optimized recipes

Tier 3 endgame gear sets acquired from Wuling dungeons

Wuling factory fully self-sustaining on local power

Wuling Stock Redistribution terminal at max upgrade tier

All Wuling outpost trading automated with factory pipeline

Wuling Regional Development at maximum

Frequently Asked Questions

How do you unlock the Wuling region in Arknights: Endfield?

Reach Authority Level 43, then complete the 'Arrival at Wuling' main story quest. This opens the Wuling region with Jingyu Valley as the first accessible sub-area. Wuling introduces Xiranite, new crops (Yazhen, Jincao), Tier 3 gear sets, and a separate Wuling Stock Bill currency.

How do you set up a factory in the Wuling region of Arknights: Endfield?

Bootstrap power by transferring Valley IV batteries to a Wuling Thermal Bank. Build a Forge of the Sky (max 2 total) to produce Xiranite, then craft LC Wuling Batteries for local power. Wuling AICs feature auto-connecting Xiranite Pylons and free-placement Depot Buses, making layouts more flexible than Valley IV.

What are Wuling Stock Bills and how are they different from Valley Stock Bills in Arknights: Endfield?

Wuling Stock Bills are a separate currency earned from Sky King Flats outpost trades and Wuling region activities. They cannot be converted to or from Valley Stock Bills. Spend them on Wuling Stock Redistribution terminal upgrades, Wuling weapon stores, and endgame materials only available in the Wuling region.

What should you do first when you arrive in Wuling in Arknights: Endfield?

Unlock all Jingyu Valley teleport points for fast travel, transfer Valley IV batteries to bootstrap your first Wuling AIC, build a Forge of the Sky for Xiranite production, set up the Sky King Flats outpost for Wuling Stock Bills, and start gathering Yazhen and Jincao crops in the wild.

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