Sieg-Huao, focuses on Die Casting and Investment Casting, is a China metal works supplier for the diversified industry.
Main site locating in Nanjing Of China, we start our metal work business since 2005, merge and sharehold serveral companies to enlarge and complete our manufacturing process to give our worldwide customers the comprehensive solution, including die casting, invesment casting, advanced machining and metal fabrication to give our worldwide customers the comprehensive solution.
Sieg-Huao(Anhui), our 100% owned high-pressure die casting foundry, originates from tooling and casting workshop of leading motor producer built in 1954. Xinyu, our associated foundry, focuses on the investment casting and advanced machining since 2003, is a leading steel investment casting and die casting supplier with advanced casting process.                          Jiangsu Shopwow Technology,100% owned, fabricates and assembles the parts for communication devices and workshop fixtures.      

    2005  SIEG-HUAO GUSSWORKS being built as engineering company to supply the parts and technology & commercial service for worldwide customers from investment casting and high pressure die casting technology.
    2006  Co-operating with German partner and local partner to build "Autowel Manufacture" to supply the semi-assembled parts for automotive industry.
    2007  Building SIEG GUSSWORKS (HONGKONG) for East-South Asia market.
    2008  Autowel Manufacture being ISO 16949 certified by SGS.
    2012  Becoming an investor of "Taizhou Xinyu Precision Casting" and improving our investment casting chain source. ISO 16949 certified by SGS.
    2014  Acquiring 100% share of "Jiangsu Shopwow Technology" to develop metal fabrication for shop fitting business.
    2015  Jiangsu Shopwow Technology moving shop fitting business to workshop logistic and stock devices supply to OEM.

    2016  Acquiring the tooling and high pressure die casting plant which started the business since 1950's, ISO 9001 Certified. And building "SIEG-HUAO GUSSWORKS (ANHUI)".

    2019  Obtain TS 16949 certificate.
    2019  Building "SIEG-HUAO FLOW CONTROL".

Customer-oriented metal works supplier. We try our best to complete our processes to give comperhensive solution at the customer's components' demand, which are justified by the simultanioues design, cost efficiency, reliable quality control and on-time delivery.
We are able to supply the metal parts from metal fabrication, investment casting and die casting. The materials include carbon steel, stainless steel, special alloy steel, Aluminium, Zamak and Magnesium, so that aluminum and zinc die csating is allowed.