hat
Threestone gen yon R & D ekip kreyatif, ki ap konsakre nan devlope nouvo pwodwi li yo nan satisfè kondisyon kliyan diferan 'ak jan mèt plis pase 10 rive pou pwodwi ak amelyorasyon nan machin jouk kounye a.
eng
Threestone has a creative R & D team, who are devoted to develop new products to meet different clients’ requirement and owning over 10 patents for products and improvements of machines until now.