<prompt> Translate the following text to SwahiliThe region was unproductive and without great resources, except for the Sarawak river valley, where the Chinese mined for gold and antimony.  <response>: Eneo hilo halikuwa na mazao na halikuwa na rasilimali nyingi, isipokuwa bonde la mto Sarawak, ambapo Wachina walichimba dhahabu na antimoni. 