NingBo COSZO Industry & Trade Co.,Ltd. is located in NingBo, China, which is famous for the second biggest container port in China. 
        We main supply metal casting contains snd cast part,trailer spare part,excavator bucket teeth and polished shaft part .Also including machining axis.Excavator spare partsIn order to offer our best service to customers, we set up NingBo COSZO Industry & Trade Co., Ltd. taking charge of marketing precision casting spare parts worldwide, and got our own certificate of Export Licence. 
        Our factory have about 150 employees with the annually output over 4000 Ton, and have established the quality assurance system conforming to ISO9001-2000.The material we used for casting include carbon steel,...