The original name of our company is DDI. Now, it has changed to ShanDong LongQi Machinery Co., Ltd. We are a professional factory for producing Pig Farming Equipment. We can produce products per customer's requirements. Our factory found in 1996. We have exported products to all over the world for about 17 years. We have also designed and built many large pig farm projects in China. We can also produce cattle crate. We ever produced cattle crates and shipped to US. We have rich experience in the production of Pig Farming Equipment. We can offer technical support to the customers. We can help customers assemble products on the pig farm. We also have good after-sale service. We can offer a complete selection of swine production equipment including Feeding Equipment, Drinking Equipment, Ventilation System, Feed Storage Equipment, Feed Delivery System, PVC confinement, Heating Equipment, Flooring and so on. We will do our best to offer you the best product at competitive price. Welcome you visit our company at any time!