2.Factory

Function: A place to burn raw materials and produce goods.

Factory Upgrade: Upgrading the factory can produce more valuable goods and more production lines. Upgrading requires spending MTT/ETH.

Produce goods

Level	Port 1	Port 2
1	Economic1，Economic2	Economic1，Economic2
2	Economic3	Economic3
3	Economic4	Economic4
4	Common1	Common1
5	Common2	Common2
6	Common3	Common3
7	Common4	Common4
8	Expensive1	Expensive1
9	Expensive2	Expensive2
10	Expensive3	Expensive3

Upgrading requires consumption of USDT

Level	Pisa	Marseille
1
2	1	1.2
3	1.3	1.56
4	1.69	2.028
5	2.197	2.6364
6	2.8561	3.42732
7	3.71293	4.455516
8	4.826809	5.7921708
9	6.2748517	7.52982204
10	8.15730721	9.788768652

Factory Production Line: Each type of goods produced occupies a production line, and heroes and pets can be dispatched to improve production efficiency. The more production lines there are, the higher the production efficiency.

Level	Pisa	Marseille
1	1	1
2	1	1
3	2	2
4	2	2
5	3	3
6	3	3
7	4	4
8	4	4
9	5	5
10	5	5