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Shandong Jingyanggang Metal Equipment Co., Ltd. (also called JYG Precision Casting or JYG Casting for short) has been specialized in precision investment casting for over ten years. So, we have a production line for shell mold casting. We can make any products the customers design. The maximum weight we can cast is 100kg while the maximum size is 100cmx20cmx350cm. The surface finish ranges from Ra3.2 to 6.2. Stainless steel, duplex stainless steel, carbon steel, heat-resistant steel, and alloy steel are among our main materials. Our product range is versatile, covering auto parts, machinery parts, marine hardware, construction hardware, pump & valve components ...you design it; we make it! We have a strict Standard Operating Procedures (SOPs) in place and an experienced, highly skilled technical team that are committed to innovation and upgrade to our casting operation for many years. Besides we have a well-equipped in-house laboratory to monitor the production from materials to finished products.