| No. | Origin | Growth years |
| S1 | Weizhou, Tongxin County, Wuzhong City, Ningxia | Biennial | S2 | Lejing Township, Yanchi County, Wuzhong City, Ningxia | Biennial | S3 | Gaoshawo Town, Yanchi County, Wuzhong City, Ningxia Hui Autonomous Region | Biennial | S4 | Hongsibao District, Wuzhong City, Ningxia | Biennial | S5 | Zhaolou Village, Longde County, Guyuan City, Ningxia | Biennial | S6 | Shenlin Village, Longde County, Guyuan City, Ningxia | Biennial | S7 | Yuzhong County, Lanzhou City, Gansu Province | Biennial | S8 | Yongdeng County, Lanzhou City, Gansu Province | Biennial | S9 | Changning Town, Minqin County, Wuwei City, Gansu Province | Biennial | S10 | Qingshui Township, Min County, Dingxi City, Gansu Province | Biennial | S11 | Longxi County, Dingxi City, Gansu Province | Biennial | S12 | Xifeng District, Qingyang City, Gansu Province | Biennial | S13 | Huining County, Baiyin City, Gansu Province | Biennial | S14 | Songshan District, Chifeng City, Inner Mongolia | Biennial | S15 | Wanniute Banner, Chifeng City, Inner Mongolia | Biennial | S16 | Hangjin Banner, Ordos City, Inner Mongolia | Biennial | S17 | Linxian County, Lvliang City, Shanxi Province | Biennial | S18 | Alar, Xinjiang | Biennial | S19 | Horgos Port, Yili Kazakh Autonomous Prefecture, Xinjiang | Biennial | S20 | Garsu Village, Horgos City, Yili Kazakh Autonomous Prefecture, Xinjiang | Biennial | S21 | Xiangfang District, Harbin City, Heilongjiang Province | Biennial |
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