Chinese Production Center

Upgrades
! rowspan="2" style="width: 45px;"|Level ! colspan="6"|Upgrade Requirements ! rowspan="2" style="width: 50px;"|Time (hh:mm:ss) ! rowspan="2" style="width: 50px;"|Fame gained ! rowspan="2"|Research speed increase ! style="width: 50px;"|Age ! style="width: 50px;"|Wood ! style="width: 50px;"|Stone ! style="width: 50px;"|Metal ! Population ! Buildings
 * 1
 * Wild
 * 36
 * 72
 * 36
 * 10
 * Town Centers lvl 1; Farm lvl 1
 * 00:00:36
 * 5
 * 1%
 * 2
 * Wild
 * 58
 * 116
 * 58
 * 14
 * Town Centers lvl 1; Farm lvl 1
 * 00:00:58
 * 9
 * 2%
 * 3
 * Wild
 * 76
 * 152
 * 76
 * 21
 * Town Centers lvl 1; Farm lvl 1
 * 00:01:00
 * 10
 * 3%
 * 4
 * Wild
 * 93
 * 186
 * 93
 * 26
 * Town Centers lvl 1; Farm lvl 1
 * 00:01:00
 * 21
 * 4%
 * 5
 * Dark
 * 200
 * 400
 * 200
 * 31
 * Town Centers lvl 5; Farm lvl 5
 * 00:03:00
 * 14
 * 5%
 * 6
 * Dark
 * 310
 * 620
 * 310
 * 37
 * Town Centers lvl 5; Farm lvl 5
 * 00:05:00
 * 26
 * 6%
 * 7
 * Dark
 * 430
 * 860
 * 430
 * 42
 * Town Centers lvl 5; Farm lvl 5
 * 00:07:00
 * 28
 * 7%
 * 8
 * Dark
 * 560
 * 1120
 * 560
 * 47
 * Town Centers lvl 5; Farm lvl 5
 * 00:09:00
 * 53
 * 8%
 * 9
 * Feudal
 * 1000
 * 2000
 * 1000
 * 54
 * Town Centers lvl 9; Farm lvl 9
 * 00:16:00
 * 40
 * 9%
 * 10
 * Feudal
 * 1600
 * 3200
 * 16000
 * 58
 * Town Centers lvl 9; Farm lvl 9
 * 00:27:00
 * 75
 * 10%
 * 11
 * Feudal
 * 2300
 * 4600
 * 2300
 * Town Centers lvl 9; Farm lvl 9
 * 00:38:00
 * 81
 * 11%
 * 12
 * Feudal
 * 3100
 * 6200
 * 3100
 * Town Centers lvl 9; Farm lvl 9
 * 00:51:00
 * 151
 * 12%
 * 13
 * Castle
 * 6500
 * 13000
 * 6500
 * Town Centers lvl 13; Farm lvl 13
 * 01:49:00
 * 13%
 * 14
 * Castle
 * 14%
 * 15
 * Castle
 * 15%
 * 16
 * Castle
 * 16%
 * 17
 * Empire
 * 17%
 * 18
 * Empire
 * 18%
 * 19
 * Empire
 * 19%
 * 20
 * Empire
 * 20%
 * }
 * 14%
 * 15
 * Castle
 * 15%
 * 16
 * Castle
 * 16%
 * 17
 * Empire
 * 17%
 * 18
 * Empire
 * 18%
 * 19
 * Empire
 * 19%
 * 20
 * Empire
 * 20%
 * }
 * 16%
 * 17
 * Empire
 * 17%
 * 18
 * Empire
 * 18%
 * 19
 * Empire
 * 19%
 * 20
 * Empire
 * 20%
 * }
 * 17%
 * 18
 * Empire
 * 18%
 * 19
 * Empire
 * 19%
 * 20
 * Empire
 * 20%
 * }
 * 18%
 * 19
 * Empire
 * 19%
 * 20
 * Empire
 * 20%
 * }
 * 19%
 * 20
 * Empire
 * 20%
 * }
 * 19%
 * 20
 * Empire
 * 20%
 * }
 * Empire
 * 20%
 * }
 * 20%
 * }
 * 20%
 * }
 * 20%
 * }
 * }