To get the highest return from the Laboratory in Township, unlock all three booster slots and activate a trio of complementary buffs simultaneously. Stacking three boosters toward a single objective—such as helicopter coin farming, bulk crop production, or competitive mining—multiplies your output across their shared 48-hour duration far more effectively than running single, uncoordinated buffs.

How to Unlock and Prepare Three Booster Slots

The Laboratory becomes available once your town reaches level 18. It starts with one booster slot unlocked. You gain access to a second slot as your town progresses, while unlocking the third slot requires a permanent Town Cash investment. Paying Town Cash for the third slot is a one-time cost that permanently expands your capacity to stack town-wide bonuses.

Before activating a full three-booster loadout, prepare your town:

  • Stockpile input goods: Ensure your barn holds sufficient base crops and raw materials so your factories and transport lines do not idle mid-boost.
  • Confirm play availability: Laboratory boosters run on continuous 48-hour timers once activated. Trigger a full trio when you have active play sessions scheduled over the next two days.
  • Synchronize activation times: Trigger all three boosters at the same time. Staggering booster starts causes overlapping expirations that break production synergy.

Best 3-Booster Combinations

Select a trio based on your immediate town bottleneck rather than picking individual buffs at random.

ObjectiveRecommended BoostersPrimary EffectsOperational Synergy
Coin RushGenerous Customer, Vibrant Market, High-Speed Production2x Helicopter coins, 50% faster Market Dealer refresh, -30% factory timeRapidly fulfills and buys goods to complete high-value helicopter orders.
Farming YieldSuper-Harvest, Rich Fields, High-Speed Production2x crop harvest, -40% crop growth duration, -30% factory timeFeeds double-speed crops directly into accelerated animal feed and factory queues.
Mining & EventsSee the Light, Smelt Fuse, Record DemandReveals underground ore, -50% Foundry smelting duration, faster transport ordersSpeeds depth progression in mining events while preventing raw ore backlogs.

The Coin Rush Setup

This configuration targets rapid coin generation to afford expensive factories and community buildings.

  1. Generous Customer doubles the coin payout for every completed helicopter order.
  2. Vibrant Market cuts the Market Dealer's cooldown from one hour down to 30 minutes, letting you purchase missing secondary products twice as often.
  3. High-Speed Production reduces factory crafting duration by 30%, keeping your shelves stocked with dairy, bakery, and textile items.
  4. Action: Discard low-value helicopter tasks, purchase missing items directly from the dealer, and clear the order board rapidly.

The Agriculture Setup

This configuration resolves raw ingredient shortages for feed mills and advanced recipe lines.

  1. Super-Harvest doubles the yield from every field plot without requiring extra plots or seed costs.
  2. Rich Fields cuts crop maturation time by 40%, drastically shortening cycles for slow-growing crops such as silk, potatoes, and cacao.
  3. High-Speed Production cuts factory crafting time by 30%, ensuring feed mills and processing plants consume the high volume of incoming raw crops without filling barn storage.

The Mining and Regatta Setup

This configuration accelerates progress during events such as Ruler of the Mine, Mine Time, or transport-focused Regatta tasks.

  1. See the Light highlights hidden ores, gems, and artifacts through unexcavated rock layers, preventing wasted mining tools on empty tiles.
  2. Smelt Fuse cuts Foundry smelting duration by 50%, quickly converting raw copper, silver, gold, and platinum ore into ingots.
  3. Record Demand reduces order turnaround intervals for trains and ships, allowing rapid transport cycles for building supplies and event points.

How to Sustain Gems for Triple Activations

Activating Laboratory boosters requires spending gems: Topaz, Emerald, Ruby, and Amethyst. To maintain regular triple-booster sessions, build your gem reserves between major events:

  • Equip Trade Ingots on Ships: Send ingots with ships traveling to Frutus, Tropica, and Olivia islands to improve the chances of retrieving treasure chests containing uncut gems.
  • Fulfill Jewelry Helicopter Orders: Complete orders requested by the jewelry buyer on the helicopter board. These orders require finished ingots but guarantee direct gem rewards.
  • Hold Gems for Scheduled Events: Avoid spending gems on single booster activations during low-activity days. Save your gem stockpile until a competitive event, Regatta race, or major construction milestone begins.
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Emily Johnson

Emily Johnson

Emily writes practical mobile strategy guides with a focus on resource planning, base progression, and the early decisions that shape a long-term account.