NingBo COSZO Industry & Trade Co., Ltd. is located in Ningbo City, Zhejiang Province, which is famous for the second biggest container port in China. Ningbo COSZO Industry & Trading Co., Ltd. includes 3 factories. One machining factory and one casting factory are producing sand castings, investment castings, and pressure die castings and lost wax castings. The other factory is responsible for metal machining. In 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 license. Our factory have about 150 employees with the annually output over 4,000 metric tons, and have established the quality assurance system conforming to ISO9001. The material we used for casting includes carbon steel, alloy steel, stainless steel, refractory steel, and ductile iron. We have advanced manufacturer like medium frequency induction ...[More]rnace (6 sets), coal furnace (2 sets), sand blaster machine (3 sets), wax injection machine (2 sets), and the test equipment like spectrum analysis instrument, metallurgical analysis, tensile strength tester, hardness tester, impact test machine etc. We have the machining center, which can produce kinds of mining machinery spare parts, so we can give our customer an integrated service. Reckoning on 15 years' casting experience, we are supplying high-quality products to meet every customer's request. We track the progress of your sample through several quality assurance steps to assure the products are produced 100% correctly with exact strict standard quality control from raw material's selection to final packing. And all the time we supply most competitive prices and punctual delivery time to help our customers execute their project plans effectively. We do believe we can offer the best service to you. We are looking forward to establish business relationship with all the customers from all over the world, please contact with us freely any time, we will be answering you within 24 hours.