Yangcun in Boluo, Tonghu in Huizhou, Hong Ying, Huaying, Huangpi Tea Farm in Yingde, Qujiang, Gong Ming in Shenzhen, Zhanjiang and Zhongshan all have these places, which can only be said roughly.
Yes, there is also a farm in Lufeng. There are many overseas Chinese in Quang Ninh, Vietnam. I am not familiar with the details. Zijin seems to have one.