JinHua ShuangDing Mechanics CO.,LTD professionally manufactures by the series of equipments of ShuangDing brand mainly include; diaphragm pump:various types of motor sprayer, agricultural sprayer nozzle and after-filter. ShuangDing has advanced product quality. Due to its strong company strength and high positioning, ShuangDing commits to the development of new products continuously. With high quality of its products and the high performance. ShuangDing are successfully marketing its products interiorly and abroad. ShuangDing provides its customers the first class after-sale service to win customers' trusts.