Huaian Huafu Special Casting Nylon Co., Ltd., wanda yake a garin Zhou enlai, firimiya na farko na kasar Sin, ya kware wajen kera sassa na nailan daban-daban da suka hada da dabaran, Slider, Gear, Roller, Nailan hannun riga, lif, jagorar igiya da dai sauransu. .