Founded in 1995 and stepping into 2026, our factory has gone through 31 years of dedicated focus on aluminum gravity die casting. Over three decades, we have evolved from a small local workshop into a professional integrated manufacturer integrating gravity casting, heat treatment, precision machining and strict quality inspection. Rooted in industrial precision casting, we always regard product compactness, structural stability and long-term service reliability as our core pursuit, and have become a trusted long-term supplier for many well-known enterprises in rail transit, fluid control, mechanical equipment and industrial valve industries.

Gravity die casting has always been recognized as one of the most reliable forming processes for high-demand aluminum alloy structural parts. Different from high-pressure die casting with fast filling and high efficiency, gravity die casting relies entirely on the self-weight of molten aluminum to fill the mold cavity steadily and slowly. This natural and stable pouring method brings irreplaceable advantages in internal compactness, air hole control and mechanical performance stability — exactly why high-standard industries have always preferred gravity casting over ordinary die casting for key load-bearing and sealing components.

For 31 years, we have never simply regarded gravity casting as a simple melting and pouring process. Instead, we have deeply refined every hidden detail behind the process: molten aluminum refining temperature, mold preheating gradient, gating system layout, exhaust groove optimization, cooling curve control and natural solidification rhythm. Every tiny parameter deviation will affect the internal structure, surface quality and later machining performance of the casting. Through accumulated trial production, process iteration and mass production verification over 31 years, our technical team has formed a mature and standardized process database, which can accurately customize process schemes according to different product structures, wall thickness differences and application scenarios, effectively avoiding common defects such as air holes, shrinkage porosity, cold shut and slag inclusion.

Taking industrial valve and fluid control aluminum castings as a typical example — this type of product requires extremely high internal compactness and sealing stability. Once invisible internal pores exist, it will directly cause leakage risk during long-term medium conveying and pressure bearing. Relying on the inherent advantages of gravity die casting and our 31 years of process precipitation, we can realize low porosity forming of thick and thin wall transition parts, maintain uniform internal metal structure, and perfectly match subsequent anodizing, precise machining and high-pressure sealing test requirements. Whether it is conventional small and medium-sized castings or large-scale special-shaped structural parts, we can maintain stable consistency in batch production.

Behind stable craftsmanship lies complete hardware strength and standardized production management. After years of continuous upgrading and expansion, our factory is equipped with complete gravity casting production lines, professional heat treatment furnaces, aging treatment equipment, intelligent machining centers and professional testing instruments. We implement closed-loop management from raw material incoming inspection, smelting and refining, gravity pouring, natural cooling, heat treatment, precision machining to finished product full inspection. Every production link has clear operation specifications and process records, realizing traceability of the whole process from raw materials to finished products.

In terms of quality control, we adhere to the core principle that high-end castings rely not only on craftsmanship, but also on strict inspection. We are equipped with professional flaw detection, dimensional inspection and performance testing equipment, and implement full-process sampling and full-inspection mechanism for key customer products. Internal defects, dimensional tolerance, surface roughness, mechanical properties and sealing performance are all strictly tested in accordance with industry standards and customer drawing requirements. Only qualified castings can enter the packaging and delivery link, effectively eliminating defective products from the source and ensuring that every batch of delivered products maintains consistent high quality.

Thirty-one years of perseverance is not only the accumulation of time, but also the precipitation of credibility and professionalism. From the initial single product processing to today’s customized one-stop solution of “gravity casting + heat treatment + precision machining + surface treatment + full inspection”, we always take customer actual application scenarios as the starting point, take the initiative to optimize product structure and process routes for customers, reduce production costs, improve product stability, and help customers solve many difficult casting problems that are not easy to form by ordinary processes.

In the industrial supply chain, many customers are faced with difficulties such as unstable casting quality, easy defect occurrence, poor batch consistency and unqualified sealing performance. It is precisely based on these industry pain points that we have always adhered to the high-standard route of gravity die casting for 31 years, refusing rough low-cost casting, focusing on long-term cooperation quality rather than short-term order quantity, and winning long-term recognition and repeat orders from European and American customers, domestic industrial equipment manufacturers and rail transit supporting enterprises.

Entering 2026, standing at the new starting point of 31 years of development, we still maintain the original intention of craftsmanship, continue to deepen the technical research and development of gravity die casting, continuously optimize production automation level and lean management mode, expand the customization capability of complex special-shaped aluminum castings, and further improve the supporting capacity of the whole industrial chain. We will always take reliable quality, professional technology and sincere service as the cornerstone, continue to provide high-standard gravity casting customized solutions for global customers, and let 31 years of ingenuity continue to forge every high-quality aluminum casting.