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Clash of Tank

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Upgrade Constructions

2015-09-08   From:Clash of Tank

Upgrade Constructions
[Unlock Condition]
When the players reach Lv.2
QQ图片20150829154833.png
[Rules]
Clicking the constructions and button ' upgrade ' after entering city interface. Clicking button           spanner will accelerate upgrading and produce more output. The level of constructions will affect     the amount of resources when trading. The constructions with higher level will produce more          resources when trading.
[Upgrade Automatically]
1.The players can upgrade buildings automatically when becoming VIP 1
2.The players can upgrade offline so it can be finished offline.
3. Using the advanced construction crew will finish upgrading immediately.